45396986 has 16 divisors (see below), whose sum is σ = 71280000. Its totient is φ = 21643248.

The previous prime is 45396979. The next prime is 45397003. The reversal of 45396986 is 68969354.

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, 15140 + ... + 17888.

It is an arithmetic number, because the mean of its divisors is an integer number (4455000).

Almost surely, 2^45396986 is an apocalyptic number.

45396986 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

45396986 is a deficient number, since it is larger than the sum of its proper divisors (25883014).

45396986 is a wasteful number, since it uses less digits than its factorization.

45396986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3133.

The product of its digits is 1399680, while the sum is 50.

The square root of 45396986 is about 6737.7285489993. The cubic root of 45396986 is about 356.7322228855.

The spelling of 45396986 in words is "forty-five million, three hundred ninety-six thousand, nine hundred eighty-six".