90793775 has 6 divisors (see below), whose sum is σ = 112584312. Its totient is φ = 72635000.

The previous prime is 90793727. The next prime is 90793789. The reversal of 90793775 is 57739709.

It is not a de Polignac number, because 90793775 - 2⁶ = 90793711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1815851 + ... + 1815900.

It is an arithmetic number, because the mean of its divisors is an integer number (18764052).

Almost surely, 2^90793775 is an apocalyptic number.

90793775 is a deficient number, since it is larger than the sum of its proper divisors (21790537).

90793775 is a wasteful number, since it uses less digits than its factorization.

90793775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3631761 (or 3631756 counting only the distinct ones).

The product of its (nonzero) digits is 416745, while the sum is 47.

The square root of 90793775 is about 9528.5767562632. The cubic root of 90793775 is about 449.4541117214.

The spelling of 90793775 in words is "ninety million, seven hundred ninety-three thousand, seven hundred seventy-five".