40125572 has 12 divisors (see below), whose sum is σ = 70277340. Its totient is φ = 20046336.

The previous prime is 40125541. The next prime is 40125581. The reversal of 40125572 is 27552104.

It can be written as a sum of positive squares in 2 ways, for example, as 14258176 + 25867396 = 3776^2 + 5086^2 .

It is a super-2 number, since 2×40125572² = 3220123056654368, which contains 22 as substring.

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, 2588 + ... + 9324.

It is an arithmetic number, because the mean of its divisors is an integer number (5856445).

Almost surely, 2^40125572 is an apocalyptic number.

It is an amenable number.

40125572 is a deficient number, since it is larger than the sum of its proper divisors (30151768).

40125572 is a wasteful number, since it uses less digits than its factorization.

40125572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8230 (or 8228 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 40125572 is about 6334.4748795776. The cubic root of 40125572 is about 342.3526906606.

Adding to 40125572 its reverse (27552104), we get a palindrome (67677676).

The spelling of 40125572 in words is "forty million, one hundred twenty-five thousand, five hundred seventy-two".