45598520 has 64 divisors (see below), whose sum is σ = 115568640. Its totient is φ = 16041600.

The previous prime is 45598493. The next prime is 45598523. The reversal of 45598520 is 2589554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45598523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11969 + ... + 15311.

It is an arithmetic number, because the mean of its divisors is an integer number (1805760).

Almost surely, 2^45598520 is an apocalyptic number.

45598520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45598520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57784320).

45598520 is an abundant number, since it is smaller than the sum of its proper divisors (69970120).

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

45598520 is a wasteful number, since it uses less digits than its factorization.

45598520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396 (or 3392 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 45598520 is about 6752.6676210221. The cubic root of 45598520 is about 357.2593323716.

The spelling of 45598520 in words is "forty-five million, five hundred ninety-eight thousand, five hundred twenty".