57074263 has 2 divisors, whose sum is σ = 57074264. Its totient is φ = 57074262.

The previous prime is 57074221. The next prime is 57074267. The reversal of 57074263 is 36247075.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57074263 - 2¹⁷ = 56943191 is a prime.

It is a super-4 number, since 4×57074263⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57074267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28537131 + 28537132.

It is an arithmetic number, because the mean of its divisors is an integer number (28537132).

Almost surely, 2^57074263 is an apocalyptic number.

57074263 is a deficient number, since it is larger than the sum of its proper divisors (1).

57074263 is an equidigital number, since it uses as much as digits as its factorization.

57074263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 57074263 is about 7554.7510217081. The cubic root of 57074263 is about 385.0171758234.

The spelling of 57074263 in words is "fifty-seven million, seventy-four thousand, two hundred sixty-three".