45920452 has 12 divisors (see below), whose sum is σ = 80661420. Its totient is φ = 22874336.

The previous prime is 45920449. The next prime is 45920477. The reversal of 45920452 is 25402954.

It can be written as a sum of positive squares in 2 ways, for example, as 13133376 + 32787076 = 3624^2 + 5726^2 .

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, 20263 + ... + 22414.

It is an arithmetic number, because the mean of its divisors is an integer number (6721785).

Almost surely, 2^45920452 is an apocalyptic number.

It is an amenable number.

45920452 is a deficient number, since it is larger than the sum of its proper divisors (34740968).

45920452 is a wasteful number, since it uses less digits than its factorization.

45920452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42950 (or 42948 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 45920452 is about 6776.4630892524. The cubic root of 45920452 is about 358.0981285886.

The spelling of 45920452 in words is "forty-five million, nine hundred twenty thousand, four hundred fifty-two".