57266983 has 4 divisors (see below), whose sum is σ = 58205848. Its totient is φ = 56328120.

The previous prime is 57266981. The next prime is 57267011. The reversal of 57266983 is 38966275.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57266983 - 2¹ = 57266981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57266981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469341 + ... + 469462.

It is an arithmetic number, because the mean of its divisors is an integer number (14551462).

Almost surely, 2^57266983 is an apocalyptic number.

57266983 is a deficient number, since it is larger than the sum of its proper divisors (938865).

57266983 is an equidigital number, since it uses as much as digits as its factorization.

57266983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938864.

The product of its digits is 544320, while the sum is 46.

The square root of 57266983 is about 7567.4951602231. The cubic root of 57266983 is about 385.4500454806.

The spelling of 57266983 in words is "fifty-seven million, two hundred sixty-six thousand, nine hundred eighty-three".