90093701 has 2 divisors, whose sum is σ = 90093702. Its totient is φ = 90093700.

The previous prime is 90093629. The next prime is 90093709. The reversal of 90093701 is 10739009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82337476 + 7756225 = 9074^2 + 2785^2 .

It is a cyclic number.

It is not a de Polignac number, because 90093701 - 2¹⁰ = 90092677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90093709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45046850 + 45046851.

It is an arithmetic number, because the mean of its divisors is an integer number (45046851).

Almost surely, 2^90093701 is an apocalyptic number.

It is an amenable number.

90093701 is a deficient number, since it is larger than the sum of its proper divisors (1).

90093701 is an equidigital number, since it uses as much as digits as its factorization.

90093701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 90093701 is about 9491.7701721017. The cubic root of 90093701 is about 448.2959437164.

The spelling of 90093701 in words is "ninety million, ninety-three thousand, seven hundred one".