45229732 has 12 divisors (see below), whose sum is σ = 79199260. Its totient is φ = 22601376.

The previous prime is 45229703. The next prime is 45229739. The reversal of 45229732 is 23792254.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3936256 + 41293476 = 1984^2 + 6426^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45229739) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10618 + ... + 14254.

Almost surely, 2^45229732 is an apocalyptic number.

It is an amenable number.

45229732 is a deficient number, since it is larger than the sum of its proper divisors (33969528).

45229732 is a wasteful number, since it uses less digits than its factorization.

45229732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6750 (or 6748 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 45229732 is about 6725.3053462278. The cubic root of 45229732 is about 356.2935864594.

The spelling of 45229732 in words is "forty-five million, two hundred twenty-nine thousand, seven hundred thirty-two".