93040057 has 4 divisors (see below), whose sum is σ = 101498256. Its totient is φ = 84581860.

The previous prime is 93040049. The next prime is 93040061. The reversal of 93040057 is 75004039.

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 not a de Polignac number, because 93040057 - 2³ = 93040049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93040007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4229083 + ... + 4229104.

It is an arithmetic number, because the mean of its divisors is an integer number (25374564).

Almost surely, 2^93040057 is an apocalyptic number.

It is an amenable number.

93040057 is a deficient number, since it is larger than the sum of its proper divisors (8458199).

93040057 is a wasteful number, since it uses less digits than its factorization.

93040057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8458198.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 93040057 is about 9645.7273961065. The cubic root of 93040057 is about 453.1305284589.

The spelling of 93040057 in words is "ninety-three million, forty thousand, fifty-seven".