56464949 has 2 divisors, whose sum is σ = 56464950. Its totient is φ = 56464948.

The previous prime is 56464937. The next prime is 56464957. The reversal of 56464949 is 94946465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48302500 + 8162449 = 6950^2 + 2857^2 .

It is a cyclic number.

It is not a de Polignac number, because 56464949 - 2²⁴ = 39687733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56464349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28232474 + 28232475.

It is an arithmetic number, because the mean of its divisors is an integer number (28232475).

Almost surely, 2^56464949 is an apocalyptic number.

It is an amenable number.

56464949 is a deficient number, since it is larger than the sum of its proper divisors (1).

56464949 is an equidigital number, since it uses as much as digits as its factorization.

56464949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 47.

The square root of 56464949 is about 7514.3162696283. The cubic root of 56464949 is about 383.6421475391.

The spelling of 56464949 in words is "fifty-six million, four hundred sixty-four thousand, nine hundred forty-nine".