57834947 has 2 divisors, whose sum is σ = 57834948. Its totient is φ = 57834946.

The previous prime is 57834941. The next prime is 57835009. The reversal of 57834947 is 74943875.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57834947 - 2²⁰ = 56786371 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57834941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28917473 + 28917474.

It is an arithmetic number, because the mean of its divisors is an integer number (28917474).

Almost surely, 2^57834947 is an apocalyptic number.

57834947 is a deficient number, since it is larger than the sum of its proper divisors (1).

57834947 is an equidigital number, since it uses as much as digits as its factorization.

57834947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 47.

The square root of 57834947 is about 7604.9291252450. The cubic root of 57834947 is about 386.7201314134.

The spelling of 57834947 in words is "fifty-seven million, eight hundred thirty-four thousand, nine hundred forty-seven".