90682320 has 40 divisors (see below), whose sum is σ = 281115936. Its totient is φ = 24181888.

The previous prime is 90682309. The next prime is 90682331. The reversal of 90682320 is 2328609.

It is an interprime number because it is at equal distance from previous prime (90682309) and next prime (90682331).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188682 + ... + 189161.

Almost surely, 2^90682320 is an apocalyptic number.

It is an amenable number.

90682320 is an abundant number, since it is smaller than the sum of its proper divisors (190433616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90682320 is a wasteful number, since it uses less digits than its factorization.

90682320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377859 (or 377853 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 90682320 is about 9522.7265003254. The cubic root of 90682320 is about 449.2701254668.

The spelling of 90682320 in words is "ninety million, six hundred eighty-two thousand, three hundred twenty".