99694474 has 16 divisors (see below), whose sum is σ = 164755296. Its totient is φ = 44866000.

The previous prime is 99694457. The next prime is 99694487. The reversal of 99694474 is 47449699.

It is a happy number.

It is a super-2 number, since 2×99694474² = 19877976292273352, which contains 22 as substring.

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, 20212 + ... + 24655.

It is an arithmetic number, because the mean of its divisors is an integer number (10297206).

Almost surely, 2^99694474 is an apocalyptic number.

99694474 is a deficient number, since it is larger than the sum of its proper divisors (65060822).

99694474 is a wasteful number, since it uses less digits than its factorization.

99694474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44981.

The product of its digits is 1959552, while the sum is 52.

The square root of 99694474 is about 9984.7120138740. The cubic root of 99694474 is about 463.6856924365.

The spelling of 99694474 in words is "ninety-nine million, six hundred ninety-four thousand, four hundred seventy-four".