40542692 has 12 divisors (see below), whose sum is σ = 71008560. Its totient is φ = 20254536.

The previous prime is 40542683. The next prime is 40542709. The reversal of 40542692 is 29624504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2363 + ... + 9309.

It is an arithmetic number, because the mean of its divisors is an integer number (5917380).

Almost surely, 2^40542692 is an apocalyptic number.

It is an amenable number.

40542692 is a deficient number, since it is larger than the sum of its proper divisors (30465868).

40542692 is a wasteful number, since it uses less digits than its factorization.

40542692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8410 (or 8408 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 40542692 is about 6367.3143475095. The cubic root of 40542692 is about 343.5348974049.

The spelling of 40542692 in words is "forty million, five hundred forty-two thousand, six hundred ninety-two".