57464273 has 2 divisors, whose sum is σ = 57464274. Its totient is φ = 57464272.

The previous prime is 57464269. The next prime is 57464279. The reversal of 57464273 is 37246475.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47018449 + 10445824 = 6857^2 + 3232^2 .

It is a cyclic number.

It is not a de Polignac number, because 57464273 - 2² = 57464269 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (57464279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28732136 + 28732137.

It is an arithmetic number, because the mean of its divisors is an integer number (28732137).

Almost surely, 2^57464273 is an apocalyptic number.

It is an amenable number.

57464273 is a deficient number, since it is larger than the sum of its proper divisors (1).

57464273 is an equidigital number, since it uses as much as digits as its factorization.

57464273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 38.

The square root of 57464273 is about 7580.5193093877. The cubic root of 57464273 is about 385.8921750429.

The spelling of 57464273 in words is "fifty-seven million, four hundred sixty-four thousand, two hundred seventy-three".