93904093 has 2 divisors, whose sum is σ = 93904094. Its totient is φ = 93904092.

The previous prime is 93904081. The next prime is 93904123. The reversal of 93904093 is 39040939.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80676324 + 13227769 = 8982^2 + 3637^2 .

It is a cyclic number.

It is not a de Polignac number, because 93904093 - 2¹⁷ = 93773021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93904003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46952046 + 46952047.

It is an arithmetic number, because the mean of its divisors is an integer number (46952047).

Almost surely, 2^93904093 is an apocalyptic number.

It is an amenable number.

93904093 is a deficient number, since it is larger than the sum of its proper divisors (1).

93904093 is an equidigital number, since it uses as much as digits as its factorization.

93904093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 93904093 is about 9690.4124267236. The cubic root of 93904093 is about 454.5289058011.

The spelling of 93904093 in words is "ninety-three million, nine hundred four thousand, ninety-three".