76257947 has 2 divisors, whose sum is σ = 76257948. Its totient is φ = 76257946.

The previous prime is 76257941. The next prime is 76257953. The reversal of 76257947 is 74975267.

It is a balanced prime because it is at equal distance from previous prime (76257941) and next prime (76257953).

It is a cyclic number.

It is not a de Polignac number, because 76257947 - 2⁴ = 76257931 is a prime.

It is not a weakly prime, because it can be changed into another prime (76257941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38128973 + 38128974.

It is an arithmetic number, because the mean of its divisors is an integer number (38128974).

Almost surely, 2^76257947 is an apocalyptic number.

76257947 is a deficient number, since it is larger than the sum of its proper divisors (1).

76257947 is an equidigital number, since it uses as much as digits as its factorization.

76257947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 740880, while the sum is 47.

The square root of 76257947 is about 8732.5796303269. The cubic root of 76257947 is about 424.0610356983.

The spelling of 76257947 in words is "seventy-six million, two hundred fifty-seven thousand, nine hundred forty-seven".