56326649 has 2 divisors, whose sum is σ = 56326650. Its totient is φ = 56326648.

The previous prime is 56326637. The next prime is 56326667. The reversal of 56326649 is 94662365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55234624 + 1092025 = 7432^2 + 1045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56326649 is a prime.

It is equal to p_3356699 and since 56326649 and 3356699 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (56326549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28163324 + 28163325.

It is an arithmetic number, because the mean of its divisors is an integer number (28163325).

Almost surely, 2^56326649 is an apocalyptic number.

It is an amenable number.

56326649 is a deficient number, since it is larger than the sum of its proper divisors (1).

56326649 is an equidigital number, since it uses as much as digits as its factorization.

56326649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 56326649 is about 7505.1081937571. The cubic root of 56326649 is about 383.3286723231.

The spelling of 56326649 in words is "fifty-six million, three hundred twenty-six thousand, six hundred forty-nine".