45320450 has 48 divisors (see below), whose sum is σ = 99469824. Its totient is φ = 15033600.

The previous prime is 45320447. The next prime is 45320467. The reversal of 45320450 is 5402354.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8762 + ... + 12938.

It is an arithmetic number, because the mean of its divisors is an integer number (2072288).

Almost surely, 2^45320450 is an apocalyptic number.

45320450 is an abundant number, since it is smaller than the sum of its proper divisors (54149374).

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

45320450 is a wasteful number, since it uses less digits than its factorization.

45320450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4227 (or 4222 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 45320450 is about 6732.0464941948. The cubic root of 45320450 is about 356.5316353007.

The spelling of 45320450 in words is "forty-five million, three hundred twenty thousand, four hundred fifty".