413865520 has 20 divisors (see below), whose sum is σ = 962237520. Its totient is φ = 165546176.

The previous prime is 413865449. The next prime is 413865539. The reversal of 413865520 is 25568314.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2586580 + ... + 2586739.

It is an arithmetic number, because the mean of its divisors is an integer number (48111876).

Almost surely, 2^413865520 is an apocalyptic number.

413865520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

413865520 is an abundant number, since it is smaller than the sum of its proper divisors (548372000).

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

413865520 is a wasteful number, since it uses less digits than its factorization.

413865520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5173332 (or 5173326 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 413865520 is about 20343.6850152572. The cubic root of 413865520 is about 745.2232833728.

The spelling of 413865520 in words is "four hundred thirteen million, eight hundred sixty-five thousand, five hundred twenty".