56000407 has 2 divisors, whose sum is σ = 56000408. Its totient is φ = 56000406.

The previous prime is 56000401. The next prime is 56000449. The reversal of 56000407 is 70400065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56000407 - 2⁷ = 56000279 is a prime.

56000407 is a modest number, since divided by 407 gives 56 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56000401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28000203 + 28000204.

It is an arithmetic number, because the mean of its divisors is an integer number (28000204).

Almost surely, 2^56000407 is an apocalyptic number.

56000407 is a deficient number, since it is larger than the sum of its proper divisors (1).

56000407 is an equidigital number, since it uses as much as digits as its factorization.

56000407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 56000407 is about 7483.3419673298. The cubic root of 56000407 is about 382.5871634129.

The spelling of 56000407 in words is "fifty-six million, four hundred seven", and thus it is an aban number.