90296533 has 4 divisors (see below), whose sum is σ = 90902700. Its totient is φ = 89690368.

The previous prime is 90296519. The next prime is 90296543. The reversal of 90296533 is 33569209.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33569209 = 1723 ⋅19483.

It can be written as a sum of positive squares in 2 ways, for example, as 41757444 + 48539089 = 6462^2 + 6967^2 .

It is a cyclic number.

It is not a de Polignac number, because 90296533 - 2¹⁷ = 90165461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90296492 and 90296501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90296543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302860 + ... + 303157.

It is an arithmetic number, because the mean of its divisors is an integer number (22725675).

Almost surely, 2^90296533 is an apocalyptic number.

It is an amenable number.

90296533 is a deficient number, since it is larger than the sum of its proper divisors (606167).

90296533 is a wasteful number, since it uses less digits than its factorization.

90296533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606166.

The product of its (nonzero) digits is 43740, while the sum is 37.

The square root of 90296533 is about 9502.4487896542. The cubic root of 90296533 is about 448.6321145020.

The spelling of 90296533 in words is "ninety million, two hundred ninety-six thousand, five hundred thirty-three".