90683930 has 8 divisors (see below), whose sum is σ = 163231092. Its totient is φ = 36273568.

The previous prime is 90683927. The next prime is 90683951. The reversal of 90683930 is 3938609.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 90231001 + 452929 = 9499^2 + 673^2 .

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, 4534187 + ... + 4534206.

Almost surely, 2^90683930 is an apocalyptic number.

90683930 is a deficient number, since it is larger than the sum of its proper divisors (72547162).

90683930 is a wasteful number, since it uses less digits than its factorization.

90683930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9068400.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 90683930 is about 9522.8110345633. The cubic root of 90683930 is about 449.2727842748.

The spelling of 90683930 in words is "ninety million, six hundred eighty-three thousand, nine hundred thirty".