40151932 has 12 divisors (see below), whose sum is σ = 70436520. Its totient is φ = 20027216.

The previous prime is 40151929. The next prime is 40152001. The reversal of 40151932 is 23915104.

It is a super-2 number, since 2×40151932² = 3224355286665248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40151897 and 40151906.

It is a congruent number.

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, 10303 + ... + 13654.

It is an arithmetic number, because the mean of its divisors is an integer number (5869710).

Almost surely, 2^40151932 is an apocalyptic number.

It is an amenable number.

40151932 is a deficient number, since it is larger than the sum of its proper divisors (30284588).

40151932 is a wasteful number, since it uses less digits than its factorization.

40151932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24380 (or 24378 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 40151932 is about 6336.5552155726. Note that the first 3 decimals coincide. The cubic root of 40151932 is about 342.4276423770.

The spelling of 40151932 in words is "forty million, one hundred fifty-one thousand, nine hundred thirty-two".