90263698 has 8 divisors (see below), whose sum is σ = 154737792. Its totient is φ = 38684436.

The previous prime is 90263671. The next prime is 90263749. The reversal of 90263698 is 89636209.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3223690 + ... + 3223717.

It is an arithmetic number, because the mean of its divisors is an integer number (19342224).

Almost surely, 2^90263698 is an apocalyptic number.

90263698 is a deficient number, since it is larger than the sum of its proper divisors (64474094).

90263698 is a wasteful number, since it uses less digits than its factorization.

90263698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6447416.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 90263698 is about 9500.7209200144. The cubic root of 90263698 is about 448.5777284294.

The spelling of 90263698 in words is "ninety million, two hundred sixty-three thousand, six hundred ninety-eight".