45518492 has 6 divisors (see below), whose sum is σ = 79657368. Its totient is φ = 22759244.

The previous prime is 45518489. The next prime is 45518507. The reversal of 45518492 is 29481554.

It is a super-2 number, since 2×45518492² = 4143866227908128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5689808 + ... + 5689815.

It is an arithmetic number, because the mean of its divisors is an integer number (13276228).

Almost surely, 2^45518492 is an apocalyptic number.

It is an amenable number.

45518492 is a deficient number, since it is larger than the sum of its proper divisors (34138876).

45518492 is a wasteful number, since it uses less digits than its factorization.

45518492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11379627 (or 11379625 counting only the distinct ones).

The product of its digits is 57600, while the sum is 38.

The square root of 45518492 is about 6746.7393606097. The cubic root of 45518492 is about 357.0502064884.

The spelling of 45518492 in words is "forty-five million, five hundred eighteen thousand, four hundred ninety-two".