40699992 has 32 divisors (see below), whose sum is σ = 105260400. Its totient is φ = 13098624.

The previous prime is 40699991. The next prime is 40700017. The reversal of 40699992 is 29999604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40699991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28543 + ... + 29934.

Almost surely, 2^40699992 is an apocalyptic number.

It is an amenable number.

40699992 is an abundant number, since it is smaller than the sum of its proper divisors (64560408).

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

40699992 is a wasteful number, since it uses less digits than its factorization.

40699992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58515 (or 58511 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 40699992 is about 6379.6545361015. The cubic root of 40699992 is about 343.9786132368.

The spelling of 40699992 in words is "forty million, six hundred ninety-nine thousand, nine hundred ninety-two".