57894791 has 2 divisors, whose sum is σ = 57894792. Its totient is φ = 57894790.

The previous prime is 57894787. The next prime is 57894799. The reversal of 57894791 is 19749875.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57894791 - 2² = 57894787 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57894799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28947395 + 28947396.

It is an arithmetic number, because the mean of its divisors is an integer number (28947396).

Almost surely, 2^57894791 is an apocalyptic number.

57894791 is a deficient number, since it is larger than the sum of its proper divisors (1).

57894791 is an equidigital number, since it uses as much as digits as its factorization.

57894791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 50.

The square root of 57894791 is about 7608.8626613969. The cubic root of 57894791 is about 386.8534700668.

It can be divided in two parts, 57894 and 791, that added together give a palindrome (58685).

The spelling of 57894791 in words is "fifty-seven million, eight hundred ninety-four thousand, seven hundred ninety-one".