45204252 has 12 divisors (see below), whose sum is σ = 105476616. Its totient is φ = 15068080.

The previous prime is 45204251. The next prime is 45204259. The reversal of 45204252 is 25240254.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45204251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1883499 + ... + 1883522.

It is an arithmetic number, because the mean of its divisors is an integer number (8789718).

Almost surely, 2^45204252 is an apocalyptic number.

It is an amenable number.

45204252 is an abundant number, since it is smaller than the sum of its proper divisors (60272364).

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

45204252 is a wasteful number, since it uses less digits than its factorization.

45204252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3767028 (or 3767026 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 45204252 is about 6723.4107415805. The cubic root of 45204252 is about 356.2266683396.

The spelling of 45204252 in words is "forty-five million, two hundred four thousand, two hundred fifty-two".