90798733 has 4 divisors (see below), whose sum is σ = 94746528. Its totient is φ = 86850940.

The previous prime is 90798731. The next prime is 90798767. The reversal of 90798733 is 33789709.

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 90798733 - 2¹ = 90798731 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90798731) 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, 1973863 + ... + 1973908.

It is an arithmetic number, because the mean of its divisors is an integer number (23686632).

Almost surely, 2^90798733 is an apocalyptic number.

It is an amenable number.

90798733 is a deficient number, since it is larger than the sum of its proper divisors (3947795).

90798733 is a wasteful number, since it uses less digits than its factorization.

90798733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947794.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 90798733 is about 9528.8369174837. The cubic root of 90798733 is about 449.4622927262.

The spelling of 90798733 in words is "ninety million, seven hundred ninety-eight thousand, seven hundred thirty-three".