40162472 has 32 divisors (see below), whose sum is σ = 86304000. Its totient is φ = 17164224.

The previous prime is 40162459. The next prime is 40162489. The reversal of 40162472 is 27426104.

It is a super-2 number, since 2×40162472² = 3226048314301568, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25154 + ... + 26702.

It is an arithmetic number, because the mean of its divisors is an integer number (2697000).

Almost surely, 2^40162472 is an apocalyptic number.

It is an amenable number.

40162472 is an abundant number, since it is smaller than the sum of its proper divisors (46141528).

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

40162472 is a wasteful number, since it uses less digits than its factorization.

40162472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025 (or 2021 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 40162472 is about 6337.3868431712. The cubic root of 40162472 is about 342.4576025094.

Adding to 40162472 its reverse (27426104), we get a palindrome (67588576).

The spelling of 40162472 in words is "forty million, one hundred sixty-two thousand, four hundred seventy-two".