45915982 has 32 divisors (see below), whose sum is σ = 81285120. Its totient is φ = 19043520.

The previous prime is 45915979. The next prime is 45916007. The reversal of 45915982 is 28951954.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95619 + ... + 96097.

It is an arithmetic number, because the mean of its divisors is an integer number (2540160).

Almost surely, 2^45915982 is an apocalyptic number.

45915982 is a deficient number, since it is larger than the sum of its proper divisors (35369138).

45915982 is a wasteful number, since it uses less digits than its factorization.

45915982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696.

The product of its digits is 129600, while the sum is 43.

The square root of 45915982 is about 6776.1332631524. The cubic root of 45915982 is about 358.0865088526.

The spelling of 45915982 in words is "forty-five million, nine hundred fifteen thousand, nine hundred eighty-two".