90869276 has 24 divisors (see below), whose sum is σ = 161784000. Its totient is φ = 44650944.

The previous prime is 90869269. The next prime is 90869287. The reversal of 90869276 is 67296809.

It is a self number, because there is not a number n which added to its sum of digits gives 90869276.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 84470 + ... + 85538.

It is an arithmetic number, because the mean of its divisors is an integer number (6741000).

Almost surely, 2^90869276 is an apocalyptic number.

It is an amenable number.

90869276 is a deficient number, since it is larger than the sum of its proper divisors (70914724).

90869276 is a wasteful number, since it uses less digits than its factorization.

90869276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421 (or 1419 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 90869276 is about 9532.5377523512. The cubic root of 90869276 is about 449.5786607633.

The spelling of 90869276 in words is "ninety million, eight hundred sixty-nine thousand, two hundred seventy-six".