464557 has 2 divisors, whose sum is σ = 464558. Its totient is φ = 464556.

The previous prime is 464549. The next prime is 464561. The reversal of 464557 is 755464.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 434281 + 30276 = 659^2 + 174^2 .

It is a cyclic number.

It is not a de Polignac number, because 464557 - 2³ = 464549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232278 + 232279.

It is an arithmetic number, because the mean of its divisors is an integer number (232279).

2⁴⁶⁴⁵⁵⁷ is an apocalyptic number.

It is an amenable number.

464557 is a deficient number, since it is larger than the sum of its proper divisors (1).

464557 is an equidigital number, since it uses as much as digits as its factorization.

464557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 31.

The square root of 464557 is about 681.5841840888. The cubic root of 464557 is about 77.4484985614.

The spelling of 464557 in words is "four hundred sixty-four thousand, five hundred fifty-seven".