40992492 has 24 divisors (see below), whose sum is σ = 97272000. Its totient is φ = 13432336.

The previous prime is 40992487. The next prime is 40992517. The reversal of 40992492 is 29429904.

It is a self number, because there is not a number n which added to its sum of digits gives 40992492.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28242 + ... + 29657.

It is an arithmetic number, because the mean of its divisors is an integer number (4053000).

Almost surely, 2^40992492 is an apocalyptic number.

It is an amenable number.

40992492 is an abundant number, since it is smaller than the sum of its proper divisors (56279508).

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

40992492 is a wasteful number, since it uses less digits than its factorization.

40992492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57965 (or 57963 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 40992492 is about 6402.5379342882. The cubic root of 40992492 is about 344.8006746110.

The spelling of 40992492 in words is "forty million, nine hundred ninety-two thousand, four hundred ninety-two".