99727694 has 48 divisors (see below), whose sum is σ = 178582320. Its totient is φ = 41368320.

The previous prime is 99727681. The next prime is 99727699. The reversal of 99727694 is 49672799.

It is a happy number.

It is a super-2 number, since 2×99727694² = 19891225901115272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99727699) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 230102 + ... + 230534.

It is an arithmetic number, because the mean of its divisors is an integer number (3720465).

Almost surely, 2^99727694 is an apocalyptic number.

99727694 is a deficient number, since it is larger than the sum of its proper divisors (78854626).

99727694 is a wasteful number, since it uses less digits than its factorization.

99727694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 494 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 53.

The square root of 99727694 is about 9986.3754185390. The cubic root of 99727694 is about 463.7371895338.

The spelling of 99727694 in words is "ninety-nine million, seven hundred twenty-seven thousand, six hundred ninety-four".