45618999 has 16 divisors (see below), whose sum is σ = 62415360. Its totient is φ = 29624000.

The previous prime is 45618983. The next prime is 45619031. The reversal of 45618999 is 99981654.

It is a cyclic number.

It is not a de Polignac number, because 45618999 - 2⁴ = 45618983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45618929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34747 + ... + 36035.

It is an arithmetic number, because the mean of its divisors is an integer number (3900960).

Almost surely, 2^45618999 is an apocalyptic number.

45618999 is a deficient number, since it is larger than the sum of its proper divisors (16796361).

45618999 is a wasteful number, since it uses less digits than its factorization.

45618999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590.

The product of its digits is 699840, while the sum is 51.

The square root of 45618999 is about 6754.1838144960. The cubic root of 45618999 is about 357.3128079293.

The spelling of 45618999 in words is "forty-five million, six hundred eighteen thousand, nine hundred ninety-nine".