57748667 has 2 divisors, whose sum is σ = 57748668. Its totient is φ = 57748666.

The previous prime is 57748627. The next prime is 57748673. The reversal of 57748667 is 76684775.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57748667 - 2²² = 53554363 is a prime.

It is not a weakly prime, because it can be changed into another prime (57748627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28874333 + 28874334.

It is an arithmetic number, because the mean of its divisors is an integer number (28874334).

Almost surely, 2^57748667 is an apocalyptic number.

57748667 is a deficient number, since it is larger than the sum of its proper divisors (1).

57748667 is an equidigital number, since it uses as much as digits as its factorization.

57748667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1975680, while the sum is 50.

The square root of 57748667 is about 7599.2543713183. The cubic root of 57748667 is about 386.5277286033.

It can be divided in two parts, 5774 and 8667, that added together give a palindrome (14441).

The spelling of 57748667 in words is "fifty-seven million, seven hundred forty-eight thousand, six hundred sixty-seven".