56628353 has 2 divisors, whose sum is σ = 56628354. Its totient is φ = 56628352.

The previous prime is 56628349. The next prime is 56628409. The reversal of 56628353 is 35382665.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56445169 + 183184 = 7513^2 + 428^2 .

It is a cyclic number.

It is not a de Polignac number, because 56628353 - 2² = 56628349 is a prime.

It is not a weakly prime, because it can be changed into another prime (56628053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28314176 + 28314177.

It is an arithmetic number, because the mean of its divisors is an integer number (28314177).

Almost surely, 2^56628353 is an apocalyptic number.

It is an amenable number.

56628353 is a deficient number, since it is larger than the sum of its proper divisors (1).

56628353 is an equidigital number, since it uses as much as digits as its factorization.

56628353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 38.

The square root of 56628353 is about 7525.1812602754. The cubic root of 56628353 is about 384.0118653199.

The spelling of 56628353 in words is "fifty-six million, six hundred twenty-eight thousand, three hundred fifty-three".