45989724 has 24 divisors (see below), whose sum is σ = 117065088. Its totient is φ = 13936240.

The previous prime is 45989717. The next prime is 45989729. The reversal of 45989724 is 42798954.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45989729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174072 + ... + 174335.

It is an arithmetic number, because the mean of its divisors is an integer number (4877712).

Almost surely, 2^45989724 is an apocalyptic number.

45989724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45989724 is an abundant number, since it is smaller than the sum of its proper divisors (71075364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45989724 is a wasteful number, since it uses less digits than its factorization.

45989724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348425 (or 348423 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 45989724 is about 6781.5723840419. The cubic root of 45989724 is about 358.2781043900.

The spelling of 45989724 in words is "forty-five million, nine hundred eighty-nine thousand, seven hundred twenty-four".