57417397 has 2 divisors, whose sum is σ = 57417398. Its totient is φ = 57417396.

The previous prime is 57417359. The next prime is 57417401. The reversal of 57417397 is 79371475.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50495236 + 6922161 = 7106^2 + 2631^2 .

It is a cyclic number.

It is not a de Polignac number, because 57417397 - 2²³ = 49028789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57417317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28708698 + 28708699.

It is an arithmetic number, because the mean of its divisors is an integer number (28708699).

Almost surely, 2^57417397 is an apocalyptic number.

It is an amenable number.

57417397 is a deficient number, since it is larger than the sum of its proper divisors (1).

57417397 is an equidigital number, since it uses as much as digits as its factorization.

57417397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 185220, while the sum is 43.

The square root of 57417397 is about 7577.4268059810. The cubic root of 57417397 is about 385.7872170603.

It can be divided in two parts, 574 and 17397, that added together give a palindrome (17971).

The spelling of 57417397 in words is "fifty-seven million, four hundred seventeen thousand, three hundred ninety-seven".