56028001 has 2 divisors, whose sum is σ = 56028002. Its totient is φ = 56028000.

The previous prime is 56027989. The next prime is 56028041. The reversal of 56028001 is 10082065.

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., 53640976 + 2387025 = 7324^2 + 1545^2 .

It is a cyclic number.

It is not a de Polignac number, because 56028001 - 2²³ = 47639393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56028041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28014000 + 28014001.

It is an arithmetic number, because the mean of its divisors is an integer number (28014001).

Almost surely, 2^56028001 is an apocalyptic number.

It is an amenable number.

56028001 is a deficient number, since it is larger than the sum of its proper divisors (1).

56028001 is an equidigital number, since it uses as much as digits as its factorization.

56028001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 56028001 is about 7485.1854352447. The cubic root of 56028001 is about 382.6499925793.

It can be divided in two parts, 560 and 28001, that added together give a 4-th power (28561 = 13⁴).

The spelling of 56028001 in words is "fifty-six million, twenty-eight thousand, one".