45220506 has 16 divisors (see below), whose sum is σ = 93358848. Its totient is φ = 14587200.

The previous prime is 45220481. The next prime is 45220519. The reversal of 45220506 is 60502254.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121375 + ... + 121746.

It is an arithmetic number, because the mean of its divisors is an integer number (5834928).

Almost surely, 2^45220506 is an apocalyptic number.

45220506 is an abundant number, since it is smaller than the sum of its proper divisors (48138342).

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

45220506 is a wasteful number, since it uses less digits than its factorization.

45220506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243157.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 45220506 is about 6724.6193944342. The cubic root of 45220506 is about 356.2693591203.

The spelling of 45220506 in words is "forty-five million, two hundred twenty thousand, five hundred six".