56458849 has 2 divisors, whose sum is σ = 56458850. Its totient is φ = 56458848.

The previous prime is 56458847. The next prime is 56458867. The reversal of 56458849 is 94885465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56250000 + 208849 = 7500^2 + 457^2 .

It is a cyclic number.

It is not a de Polignac number, because 56458849 - 2¹ = 56458847 is a prime.

Together with 56458847, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (56458847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28229424 + 28229425.

It is an arithmetic number, because the mean of its divisors is an integer number (28229425).

Almost surely, 2^56458849 is an apocalyptic number.

It is an amenable number.

56458849 is a deficient number, since it is larger than the sum of its proper divisors (1).

56458849 is an equidigital number, since it uses as much as digits as its factorization.

56458849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1382400, while the sum is 49.

The square root of 56458849 is about 7513.9103667797. The cubic root of 56458849 is about 383.6283318805.

The spelling of 56458849 in words is "fifty-six million, four hundred fifty-eight thousand, eight hundred forty-nine".