5660400 has 120 divisors (see below), whose sum is σ = 18681840. Its totient is φ = 1464320.

The previous prime is 5660393. The next prime is 5660411. The reversal of 5660400 is 40665.

It is a tau number, because it is divible by the number of its divisors (120).

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 23 ways as a sum of consecutive naturals, for example, 63556 + ... + 63644.

It is an arithmetic number, because the mean of its divisors is an integer number (155682).

Almost surely, 2^5660400 is an apocalyptic number.

5660400 is a gapful number since it is divisible by the number (50) 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 5660400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9340920).

5660400 is an abundant number, since it is smaller than the sum of its proper divisors (13021440).

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

5660400 is a wasteful number, since it uses less digits than its factorization.

5660400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5660400 is about 2379.1595154592. The cubic root of 5660400 is about 178.2169639000.

The spelling of 5660400 in words is "five million, six hundred sixty thousand, four hundred".