45518630 has 8 divisors (see below), whose sum is σ = 81933552. Its totient is φ = 18207448.

The previous prime is 45518591. The next prime is 45518717. The reversal of 45518630 is 3681554.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2275922 + ... + 2275941.

It is an arithmetic number, because the mean of its divisors is an integer number (10241694).

Almost surely, 2^45518630 is an apocalyptic number.

45518630 is a deficient number, since it is larger than the sum of its proper divisors (36414922).

45518630 is a wasteful number, since it uses less digits than its factorization.

45518630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4551870.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 45518630 is about 6746.7495877645. The cubic root of 45518630 is about 357.0505673152.

The spelling of 45518630 in words is "forty-five million, five hundred eighteen thousand, six hundred thirty".