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52244406 = 2333972437
BaseRepresentation
bin1100011101001…
…0111110110110
310122022021212000
43013102332312
5101333310111
65103440130
71203033024
oct307227666
9118267760
1052244406
1127543aa5
12155b6046
13aa92b66
146d1d714
1548bec56
hex31d2fb6

52244406 has 32 divisors (see below), whose sum is σ = 116438880. Its totient is φ = 17363808.

The previous prime is 52244377. The next prime is 52244429. The reversal of 52244406 is 60444225.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 52244406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20220 + ... + 22656.

It is an arithmetic number, because the mean of its divisors is an integer number (3638715).

Almost surely, 252244406 is an apocalyptic number.

52244406 is an abundant number, since it is smaller than the sum of its proper divisors (64194474).

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

52244406 is a wasteful number, since it uses less digits than its factorization.

52244406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845 (or 2839 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 52244406 is about 7228.0291919720. The cubic root of 52244406 is about 373.8349763345.

It can be divided in two parts, 52244 and 406, that added together give a triangular number (52650 = T324).

The spelling of 52244406 in words is "fifty-two million, two hundred forty-four thousand, four hundred six".

Divisors: 1 2 3 6 9 18 27 54 397 794 1191 2382 2437 3573 4874 7146 7311 10719 14622 21438 21933 43866 65799 131598 967489 1934978 2902467 5804934 8707401 17414802 26122203 52244406