56533361 has 2 divisors, whose sum is σ = 56533362. Its totient is φ = 56533360.

The previous prime is 56533357. The next prime is 56533409. The reversal of 56533361 is 16333565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36784225 + 19749136 = 6065^2 + 4444^2 .

It is a cyclic number.

It is not a de Polignac number, because 56533361 - 2² = 56533357 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56533331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28266680 + 28266681.

It is an arithmetic number, because the mean of its divisors is an integer number (28266681).

Almost surely, 2^56533361 is an apocalyptic number.

It is an amenable number.

56533361 is a deficient number, since it is larger than the sum of its proper divisors (1).

56533361 is an equidigital number, since it uses as much as digits as its factorization.

56533361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 32.

The square root of 56533361 is about 7518.8670024147. The cubic root of 56533361 is about 383.7970231717.

The spelling of 56533361 in words is "fifty-six million, five hundred thirty-three thousand, three hundred sixty-one".