60865520 has 40 divisors (see below), whose sum is σ = 141861456. Its totient is φ = 24286208.

The previous prime is 60865433. The next prime is 60865537. The reversal of 60865520 is 2556806.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×60865520² = 7409223049740800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46799 + ... + 48081.

Almost surely, 2^60865520 is an apocalyptic number.

It is an amenable number.

60865520 is an abundant number, since it is smaller than the sum of its proper divisors (80995936).

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

60865520 is a wasteful number, since it uses less digits than its factorization.

60865520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1889 (or 1883 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 60865520 is about 7801.6357259231. The cubic root of 60865520 is about 393.3602267034.

The spelling of 60865520 in words is "sixty million, eight hundred sixty-five thousand, five hundred twenty".