57957469 has 2 divisors, whose sum is σ = 57957470. Its totient is φ = 57957468.

The previous prime is 57957463. The next prime is 57957491. The reversal of 57957469 is 96475975.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57912100 + 45369 = 7610^2 + 213^2 .

It is a cyclic number.

It is not a de Polignac number, because 57957469 - 2⁹ = 57956957 is a prime.

It is a super-2 number, since 2×57957469² = 6718136425771922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57957463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28978734 + 28978735.

It is an arithmetic number, because the mean of its divisors is an integer number (28978735).

Almost surely, 2^57957469 is an apocalyptic number.

It is an amenable number.

57957469 is a deficient number, since it is larger than the sum of its proper divisors (1).

57957469 is an equidigital number, since it uses as much as digits as its factorization.

57957469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2381400, while the sum is 52.

The square root of 57957469 is about 7612.9802968351. The cubic root of 57957469 is about 386.9930246880.

The spelling of 57957469 in words is "fifty-seven million, nine hundred fifty-seven thousand, four hundred sixty-nine".