93412257 has 4 divisors (see below), whose sum is σ = 124549680. Its totient is φ = 62274836.

The previous prime is 93412243. The next prime is 93412307. The reversal of 93412257 is 75221439.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 93412257 - 2⁸ = 93412001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (93412057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15568707 + ... + 15568712.

It is an arithmetic number, because the mean of its divisors is an integer number (31137420).

Almost surely, 2^93412257 is an apocalyptic number.

It is an amenable number.

93412257 is a deficient number, since it is larger than the sum of its proper divisors (31137423).

93412257 is a wasteful number, since it uses less digits than its factorization.

93412257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31137422.

The product of its digits is 15120, while the sum is 33.

The square root of 93412257 is about 9665.0016554577. The cubic root of 93412257 is about 453.7339631121.

The spelling of 93412257 in words is "ninety-three million, four hundred twelve thousand, two hundred fifty-seven".