90339263 has 8 divisors (see below), whose sum is σ = 106805280. Its totient is φ = 74763360.

The previous prime is 90339257. The next prime is 90339269. The reversal of 90339263 is 36293309.

It is an interprime number because it is at equal distance from previous prime (90339257) and next prime (90339269).

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

It is not a de Polignac number, because 90339263 - 2⁶ = 90339199 is a prime.

It is a super-2 number, since 2×90339263² = 16322364878766338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90339269) 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, 222308 + ... + 222713.

It is an arithmetic number, because the mean of its divisors is an integer number (13350660).

Almost surely, 2^90339263 is an apocalyptic number.

90339263 is a deficient number, since it is larger than the sum of its proper divisors (16466017).

90339263 is a wasteful number, since it uses less digits than its factorization.

90339263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445057.

The product of its (nonzero) digits is 26244, while the sum is 35.

The square root of 90339263 is about 9504.6968915374. The cubic root of 90339263 is about 448.7028703643.

The spelling of 90339263 in words is "ninety million, three hundred thirty-nine thousand, two hundred sixty-three".