56288077 has 2 divisors, whose sum is σ = 56288078. Its totient is φ = 56288076.

The previous prime is 56288059. The next prime is 56288087. The reversal of 56288077 is 77088265.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40717161 + 15570916 = 6381^2 + 3946^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56288077 is a prime.

It is a super-2 number, since 2×56288077² = 6336695224715858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56288087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28144038 + 28144039.

It is an arithmetic number, because the mean of its divisors is an integer number (28144039).

Almost surely, 2^56288077 is an apocalyptic number.

It is an amenable number.

56288077 is a deficient number, since it is larger than the sum of its proper divisors (1).

56288077 is an equidigital number, since it uses as much as digits as its factorization.

56288077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 56288077 is about 7502.5380372245. The cubic root of 56288077 is about 383.2411522939.

The spelling of 56288077 in words is "fifty-six million, two hundred eighty-eight thousand, seventy-seven".