5660778 has 32 divisors (see below), whose sum is σ = 11918016. Its totient is φ = 1790208.

The previous prime is 5660761. The next prime is 5660789. The reversal of 5660778 is 8770665.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9250 + ... + 9842.

It is an arithmetic number, because the mean of its divisors is an integer number (372438).

Almost surely, 2^5660778 is an apocalyptic number.

5660778 is an abundant number, since it is smaller than the sum of its proper divisors (6257238).

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

5660778 is a wasteful number, since it uses less digits than its factorization.

5660778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 5660778 is about 2379.2389539515. The cubic root of 5660778 is about 178.2209309055.

The spelling of 5660778 in words is "five million, six hundred sixty thousand, seven hundred seventy-eight".