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196622492 = 221123972003
BaseRepresentation
bin10111011100000…
…11100010011100
3111200222110100112
423232003202130
5400313404432
631302145152
74605156263
oct1356034234
9450873315
10196622492
11a0a96430
1255a221b8
1331973b91
141c1835da
15123dd7b2
hexbb8389c

196622492 has 48 divisors (see below), whose sum is σ = 395926272. Its totient is φ = 84564480.

The previous prime is 196622483. The next prime is 196622497. The reversal of 196622492 is 294226691.

It is a happy number.

196622492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196622497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97163 + ... + 99165.

It is an arithmetic number, because the mean of its divisors is an integer number (8248464).

Almost surely, 2196622492 is an apocalyptic number.

It is an amenable number.

196622492 is an abundant number, since it is smaller than the sum of its proper divisors (199303780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196622492 is a wasteful number, since it uses less digits than its factorization.

196622492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138 (or 2136 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 196622492 is about 14022.2142331374. The cubic root of 196622492 is about 581.4928763082.

The spelling of 196622492 in words is "one hundred ninety-six million, six hundred twenty-two thousand, four hundred ninety-two".

Divisors: 1 2 4 11 22 23 44 46 92 97 194 253 388 506 1012 1067 2003 2134 2231 4006 4268 4462 8012 8924 22033 24541 44066 46069 49082 88132 92138 98164 184276 194291 388582 506759 777164 1013518 2027036 2137201 4274402 4468693 8548804 8937386 17874772 49155623 98311246 196622492