56473799 has 2 divisors, whose sum is σ = 56473800. Its totient is φ = 56473798.

The previous prime is 56473789. The next prime is 56473913. The reversal of 56473799 is 99737465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56473799 - 2⁴ = 56473783 is a prime.

It is a super-3 number, since 3×56473799³ (a number of 24 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56473789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28236899 + 28236900.

It is an arithmetic number, because the mean of its divisors is an integer number (28236900).

Almost surely, 2^56473799 is an apocalyptic number.

56473799 is a deficient number, since it is larger than the sum of its proper divisors (1).

56473799 is an equidigital number, since it uses as much as digits as its factorization.

56473799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1428840, while the sum is 50.

The square root of 56473799 is about 7514.9051224882. The cubic root of 56473799 is about 383.6621897995.

The spelling of 56473799 in words is "fifty-six million, four hundred seventy-three thousand, seven hundred ninety-nine".