40799232 has 132 divisors (see below), whose sum is σ = 124539480. Its totient is φ = 12828672.

The previous prime is 40799221. The next prime is 40799249. The reversal of 40799232 is 23299704.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174988 + ... + 175220.

Almost surely, 2^40799232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40799232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62269740).

40799232 is an abundant number, since it is smaller than the sum of its proper divisors (83740248).

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

40799232 is a wasteful number, since it uses less digits than its factorization.

40799232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 40799232 is about 6387.4276512537. The cubic root of 40799232 is about 344.2579640682.

The spelling of 40799232 in words is "forty million, seven hundred ninety-nine thousand, two hundred thirty-two".