40632492 has 12 divisors (see below), whose sum is σ = 94809176. Its totient is φ = 13544160.

The previous prime is 40632491. The next prime is 40632497. The reversal of 40632492 is 29423604.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×40632492² = 3301998812260128, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40632491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693009 + ... + 1693032.

Almost surely, 2^40632492 is an apocalyptic number.

It is an amenable number.

40632492 is an abundant number, since it is smaller than the sum of its proper divisors (54176684).

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

40632492 is a wasteful number, since it uses less digits than its factorization.

40632492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386048 (or 3386046 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 40632492 is about 6374.3620857306. The cubic root of 40632492 is about 343.7883478100.

It can be divided in two parts, 4063 and 2492, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 40632492 in words is "forty million, six hundred thirty-two thousand, four hundred ninety-two".