45813866 has 8 divisors (see below), whose sum is σ = 78538080. Its totient is φ = 19634508.

The previous prime is 45813857. The next prime is 45813871. The reversal of 45813866 is 66831854.

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

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, 1636196 + ... + 1636223.

It is an arithmetic number, because the mean of its divisors is an integer number (9817260).

Almost surely, 2^45813866 is an apocalyptic number.

45813866 is a deficient number, since it is larger than the sum of its proper divisors (32724214).

45813866 is a wasteful number, since it uses less digits than its factorization.

45813866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272428.

The product of its digits is 138240, while the sum is 41.

The square root of 45813866 is about 6768.5940933107. The cubic root of 45813866 is about 357.8208533267.

The spelling of 45813866 in words is "forty-five million, eight hundred thirteen thousand, eight hundred sixty-six".