45012546 has 24 divisors (see below), whose sum is σ = 98442864. Its totient is φ = 14863320.

The previous prime is 45012523. The next prime is 45012581. The reversal of 45012546 is 64521054.

45012546 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 2×45012546² = 4052258594804232, 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, 9760 + ... + 13611.

It is an arithmetic number, because the mean of its divisors is an integer number (4101786).

Almost surely, 2^45012546 is an apocalyptic number.

45012546 is an abundant number, since it is smaller than the sum of its proper divisors (53430318).

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

45012546 is a wasteful number, since it uses less digits than its factorization.

45012546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23486 (or 23483 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45012546 is about 6709.1389909585. The cubic root of 45012546 is about 355.7223827726.

It can be divided in two parts, 450 and 12546, that added together give a square (12996 = 114²).

The spelling of 45012546 in words is "forty-five million, twelve thousand, five hundred forty-six".