109661232 has 40 divisors (see below), whose sum is σ = 284754096. Its totient is φ = 36365056.

The previous prime is 109661231. The next prime is 109661281. The reversal of 109661232 is 232166901.

It is a self number, because there is not a number n which added to its sum of digits gives 109661232.

It is not an unprimeable number, because it can be changed into a prime (109661231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3658 + ... + 15254.

Almost surely, 2^109661232 is an apocalyptic number.

109661232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109661232 is an abundant number, since it is smaller than the sum of its proper divisors (175092864).

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

109661232 is a wasteful number, since it uses less digits than its factorization.

109661232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11805 (or 11799 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 109661232 is about 10471.9258973696. The cubic root of 109661232 is about 478.6496072559.

The spelling of 109661232 in words is "one hundred nine million, six hundred sixty-one thousand, two hundred thirty-two".