45505146 has 32 divisors (see below), whose sum is σ = 93494016. Its totient is φ = 14760000.

The previous prime is 45505139. The next prime is 45505181. The reversal of 45505146 is 64150554.

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, 36351 + ... + 37581.

It is an arithmetic number, because the mean of its divisors is an integer number (2921688).

Almost surely, 2^45505146 is an apocalyptic number.

45505146 is an abundant number, since it is smaller than the sum of its proper divisors (47988870).

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

45505146 is a wasteful number, since it uses less digits than its factorization.

45505146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 45505146 is about 6745.7502177297. The cubic root of 45505146 is about 357.0153074277.

The spelling of 45505146 in words is "forty-five million, five hundred five thousand, one hundred forty-six".