45253388 has 24 divisors (see below), whose sum is σ = 84061152. Its totient is φ = 21242624.

The previous prime is 45253387. The next prime is 45253441. The reversal of 45253388 is 88335254.

It is not an unprimeable number, because it can be changed into a prime (45253387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45545 + ... + 46527.

It is an arithmetic number, because the mean of its divisors is an integer number (3502548).

Almost surely, 2^45253388 is an apocalyptic number.

It is an amenable number.

45253388 is a deficient number, since it is larger than the sum of its proper divisors (38807764).

45253388 is a wasteful number, since it uses less digits than its factorization.

45253388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681 (or 1679 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The square root of 45253388 is about 6727.0638468800. The cubic root of 45253388 is about 356.3556917142.

The spelling of 45253388 in words is "forty-five million, two hundred fifty-three thousand, three hundred eighty-eight".