45543518 has 16 divisors (see below), whose sum is σ = 70326144. Its totient is φ = 22111320.

The previous prime is 45543503. The next prime is 45543523. The reversal of 45543518 is 81534554.

It is a congruent number.

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, 7121 + ... + 11907.

It is an arithmetic number, because the mean of its divisors is an integer number (4395384).

Almost surely, 2^45543518 is an apocalyptic number.

45543518 is a deficient number, since it is larger than the sum of its proper divisors (24782626).

45543518 is a wasteful number, since it uses less digits than its factorization.

45543518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927.

The product of its digits is 48000, while the sum is 35.

The square root of 45543518 is about 6748.5937794477. The cubic root of 45543518 is about 357.1156297262.

The spelling of 45543518 in words is "forty-five million, five hundred forty-three thousand, five hundred eighteen".