45152232 has 16 divisors (see below), whose sum is σ = 112880640. Its totient is φ = 15050736.

The previous prime is 45152147. The next prime is 45152251. The reversal of 45152232 is 23225154.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1881343 = 45152232 / (4 + 5 + 1 + 5 + 2 + 2 + 3 + 2).

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, 940648 + ... + 940695.

It is an arithmetic number, because the mean of its divisors is an integer number (7055040).

Almost surely, 2^45152232 is an apocalyptic number.

It is an amenable number.

45152232 is an abundant number, since it is smaller than the sum of its proper divisors (67728408).

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

45152232 is a wasteful number, since it uses less digits than its factorization.

45152232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881352 (or 1881348 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 45152232 is about 6719.5410557567. The cubic root of 45152232 is about 356.0899701064.

Adding to 45152232 its reverse (23225154), we get a palindrome (68377386).

The spelling of 45152232 in words is "forty-five million, one hundred fifty-two thousand, two hundred thirty-two".