196220232 has 80 divisors (see below), whose sum is σ = 591900540. Its totient is φ = 60372864.

The previous prime is 196220231. The next prime is 196220237. The reversal of 196220232 is 232022691.

196220232 is a `hidden beast` number, since 1 + 9 + 622 + 0 + 2 + 32 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 151142436 + 45077796 = 12294^2 + 6714^2 .

It is a super-2 number, since 2×196220232² = 77004758892267648, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 196220196 and 196220205.

It is not an unprimeable number, because it can be changed into a prime (196220231) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3223 + ... + 20070.

Almost surely, 2^196220232 is an apocalyptic number.

196220232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196220232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295950270).

196220232 is an abundant number, since it is smaller than the sum of its proper divisors (395680308).

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

196220232 is a wasteful number, since it uses less digits than its factorization.

196220232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23324 (or 23311 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 196220232 is about 14007.8632203488. The cubic root of 196220232 is about 581.0960566304.

The spelling of 196220232 in words is "one hundred ninety-six million, two hundred twenty thousand, two hundred thirty-two".