45225550 has 12 divisors (see below), whose sum is σ = 84119616. Its totient is φ = 18090200.

The previous prime is 45225547. The next prime is 45225563. The reversal of 45225550 is 5552254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 452206 + ... + 452305.

It is an arithmetic number, because the mean of its divisors is an integer number (7009968).

Almost surely, 2^45225550 is an apocalyptic number.

45225550 is a deficient number, since it is larger than the sum of its proper divisors (38894066).

45225550 is a wasteful number, since it uses less digits than its factorization.

45225550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904523 (or 904518 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 45225550 is about 6724.9944237895. The cubic root of 45225550 is about 356.2826049978.

The spelling of 45225550 in words is "forty-five million, two hundred twenty-five thousand, five hundred fifty".