56690093 has 2 divisors, whose sum is σ = 56690094. Its totient is φ = 56690092.

The previous prime is 56690089. The next prime is 56690111. The reversal of 56690093 is 39009665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49603849 + 7086244 = 7043^2 + 2662^2 .

It is a cyclic number.

It is not a de Polignac number, because 56690093 - 2² = 56690089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56690033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28345046 + 28345047.

It is an arithmetic number, because the mean of its divisors is an integer number (28345047).

Almost surely, 2^56690093 is an apocalyptic number.

It is an amenable number.

56690093 is a deficient number, since it is larger than the sum of its proper divisors (1).

56690093 is an equidigital number, since it uses as much as digits as its factorization.

56690093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 56690093 is about 7529.2823695223. The cubic root of 56690093 is about 384.1513730646.

The spelling of 56690093 in words is "fifty-six million, six hundred ninety thousand, ninety-three".