40532912 has 20 divisors (see below), whose sum is σ = 89751696. Its totient is φ = 17371200.

The previous prime is 40532911. The next prime is 40532927. The reversal of 40532912 is 21923504.

It is not an unprimeable number, because it can be changed into a prime (40532911) 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, 180839 + ... + 181062.

Almost surely, 2^40532912 is an apocalyptic number.

It is an amenable number.

40532912 is an abundant number, since it is smaller than the sum of its proper divisors (49218784).

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

40532912 is a wasteful number, since it uses less digits than its factorization.

40532912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361916 (or 361910 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 40532912 is about 6366.5463164890. The cubic root of 40532912 is about 343.5072718632.

The spelling of 40532912 in words is "forty million, five hundred thirty-two thousand, nine hundred twelve".