56190016 has 21 divisors (see below), whose sum is σ = 111621189. Its totient is φ = 28065024.

The previous prime is 56189993. The next prime is 56190031. The reversal of 56190016 is 61009165.

The square root of 56190016 is 7496.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2958400 + 53231616 = 1720^2 + 7296^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 59500 + ... + 60436.

Almost surely, 2^56190016 is an apocalyptic number.

56190016 is the 7496-th square number.

It is an amenable number.

56190016 is a deficient number, since it is larger than the sum of its proper divisors (55431173).

56190016 is an frugal number, since it uses more digits than its factorization.

56190016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886 (or 939 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The cubic root of 56190016 is about 383.0184712963.

The spelling of 56190016 in words is "fifty-six million, one hundred ninety thousand, sixteen".