45221498 has 32 divisors (see below), whose sum is σ = 82805760. Its totient is φ = 18103680.

The previous prime is 45221489. The next prime is 45221503. The reversal of 45221498 is 89412254.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10790 + ... + 14382.

It is an arithmetic number, because the mean of its divisors is an integer number (2587680).

Almost surely, 2^45221498 is an apocalyptic number.

45221498 is a deficient number, since it is larger than the sum of its proper divisors (37584262).

45221498 is a wasteful number, since it uses less digits than its factorization.

45221498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3662.

The product of its digits is 23040, while the sum is 35.

The square root of 45221498 is about 6724.6931528509. The cubic root of 45221498 is about 356.2719642557.

The spelling of 45221498 in words is "forty-five million, two hundred twenty-one thousand, four hundred ninety-eight".