90696730 has 8 divisors (see below), whose sum is σ = 163254132. Its totient is φ = 36278688.

The previous prime is 90696721. The next prime is 90696737. The reversal of 90696730 is 3769609.

It can be written as a sum of positive squares in 2 ways, for example, as 84107241 + 6589489 = 9171^2 + 2567^2 .

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

It is not an unprimeable number, because it can be changed into a prime (90696737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4534827 + ... + 4534846.

Almost surely, 2^90696730 is an apocalyptic number.

90696730 is a deficient number, since it is larger than the sum of its proper divisors (72557402).

90696730 is a wasteful number, since it uses less digits than its factorization.

90696730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9069680.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 90696730 is about 9523.4830813101. The cubic root of 90696730 is about 449.2939215042.

The spelling of 90696730 in words is "ninety million, six hundred ninety-six thousand, seven hundred thirty".