45819964 has 24 divisors (see below), whose sum is σ = 85237488. Its totient is φ = 21477120.

The previous prime is 45819899. The next prime is 45819973. The reversal of 45819964 is 46991854.

It is a happy number.

45819964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45819964² = 4198938201922592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18054 + ... + 20434.

It is an arithmetic number, because the mean of its divisors is an integer number (3551562).

Almost surely, 2^45819964 is an apocalyptic number.

It is an amenable number.

45819964 is a deficient number, since it is larger than the sum of its proper divisors (39417524).

45819964 is a wasteful number, since it uses less digits than its factorization.

45819964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2685 (or 2683 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 45819964 is about 6769.0445411446. The cubic root of 45819964 is about 357.8367283951.

The spelling of 45819964 in words is "forty-five million, eight hundred nineteen thousand, nine hundred sixty-four".