45521546 has 24 divisors (see below), whose sum is σ = 82904736. Its totient is φ = 18360000.

The previous prime is 45521537. The next prime is 45521557. The reversal of 45521546 is 64512554.

45521546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45521546² = 4144422300460232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1580 + ... + 9671.

It is an arithmetic number, because the mean of its divisors is an integer number (3454364).

Almost surely, 2^45521546 is an apocalyptic number.

45521546 is a deficient number, since it is larger than the sum of its proper divisors (37383190).

45521546 is a wasteful number, since it uses less digits than its factorization.

45521546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11294 (or 11277 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 45521546 is about 6746.9656883669. The cubic root of 45521546 is about 357.0581915724.

The spelling of 45521546 in words is "forty-five million, five hundred twenty-one thousand, five hundred forty-six".