40245232 has 20 divisors (see below), whose sum is σ = 79448040. Its totient is φ = 19742528.

The previous prime is 40245229. The next prime is 40245251. The reversal of 40245232 is 23254204.

40245232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22882 + ... + 24577.

It is an arithmetic number, because the mean of its divisors is an integer number (3972402).

Almost surely, 2^40245232 is an apocalyptic number.

It is an amenable number.

40245232 is a deficient number, since it is larger than the sum of its proper divisors (39202808).

40245232 is a wasteful number, since it uses less digits than its factorization.

40245232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47520 (or 47514 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 40245232 is about 6343.9129880540. The cubic root of 40245232 is about 342.6926672743.

Adding to 40245232 its reverse (23254204), we get a palindrome (63499436).

The spelling of 40245232 in words is "forty million, two hundred forty-five thousand, two hundred thirty-two".