56426329 has 2 divisors, whose sum is σ = 56426330. Its totient is φ = 56426328.

The previous prime is 56426323. The next prime is 56426347. The reversal of 56426329 is 92362465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35081929 + 21344400 = 5923^2 + 4620^2 .

It is a cyclic number.

It is not a de Polignac number, because 56426329 - 2⁵ = 56426297 is a prime.

It is not a weakly prime, because it can be changed into another prime (56426323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28213164 + 28213165.

It is an arithmetic number, because the mean of its divisors is an integer number (28213165).

Almost surely, 2^56426329 is an apocalyptic number.

It is an amenable number.

56426329 is a deficient number, since it is larger than the sum of its proper divisors (1).

56426329 is an equidigital number, since it uses as much as digits as its factorization.

56426329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 37.

The square root of 56426329 is about 7511.7460686581. The cubic root of 56426329 is about 383.5546617671.

The spelling of 56426329 in words is "fifty-six million, four hundred twenty-six thousand, three hundred twenty-nine".