290160056 has 16 divisors (see below), whose sum is σ = 544274640. Its totient is φ = 145020160.

The previous prime is 290160043. The next prime is 290160061. The reversal of 290160056 is 650061092.

It is a congruent number.

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, 18365 + ... + 30291.

It is an arithmetic number, because the mean of its divisors is an integer number (34017165).

Almost surely, 2^290160056 is an apocalyptic number.

It is an amenable number.

290160056 is a deficient number, since it is larger than the sum of its proper divisors (254114584).

290160056 is a wasteful number, since it uses less digits than its factorization.

290160056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14974 (or 14970 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 290160056 is about 17034.0851236572. The cubic root of 290160056 is about 662.0323456964.

The spelling of 290160056 in words is "two hundred ninety million, one hundred sixty thousand, fifty-six".