90696398 has 32 divisors (see below), whose sum is σ = 155705760. Its totient is φ = 39312000.

The previous prime is 90696313. The next prime is 90696401. The reversal of 90696398 is 89369609.

It is a super-2 number, since 2×90696398² = 16451673220348808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26273 + ... + 29523.

It is an arithmetic number, because the mean of its divisors is an integer number (4865805).

Almost surely, 2^90696398 is an apocalyptic number.

90696398 is a deficient number, since it is larger than the sum of its proper divisors (65009362).

90696398 is a wasteful number, since it uses less digits than its factorization.

90696398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3332.

The product of its (nonzero) digits is 629856, while the sum is 50.

The square root of 90696398 is about 9523.4656506967. The cubic root of 90696398 is about 449.2933732824.

The spelling of 90696398 in words is "ninety million, six hundred ninety-six thousand, three hundred ninety-eight".