45240232 has 32 divisors (see below), whose sum is σ = 88605000. Its totient is φ = 21627648.

The previous prime is 45240211. The next prime is 45240259. The reversal of 45240232 is 23204254.

45240232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 45239076 + 1156 = 6726^2 + 34^2 .

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 7 ways as a sum of consecutive naturals, for example, 24394 + ... + 26182.

Almost surely, 2^45240232 is an apocalyptic number.

It is an amenable number.

45240232 is a deficient number, since it is larger than the sum of its proper divisors (43364768).

45240232 is a wasteful number, since it uses less digits than its factorization.

45240232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933 (or 1929 counting only the distinct ones).

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

The square root of 45240232 is about 6726.0859346280. The cubic root of 45240232 is about 356.3211552955.

Adding to 45240232 its reverse (23204254), we get a palindrome (68444486).

The spelling of 45240232 in words is "forty-five million, two hundred forty thousand, two hundred thirty-two".