90292933 has 8 divisors (see below), whose sum is σ = 95696640. Its totient is φ = 84899520.

The previous prime is 90292919. The next prime is 90292949. The reversal of 90292933 is 33929209.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90292933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90292892 and 90292901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90262933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22618 + ... + 26308.

It is an arithmetic number, because the mean of its divisors is an integer number (11962080).

Almost surely, 2^90292933 is an apocalyptic number.

It is an amenable number.

90292933 is a deficient number, since it is larger than the sum of its proper divisors (5403707).

90292933 is a wasteful number, since it uses less digits than its factorization.

90292933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5147.

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

The square root of 90292933 is about 9502.2593629094. The cubic root of 90292933 is about 448.6261523053.

The spelling of 90292933 in words is "ninety million, two hundred ninety-two thousand, nine hundred thirty-three".