99634384 has 10 divisors (see below), whose sum is σ = 193041650. Its totient is φ = 49817184.

The previous prime is 99634373. The next prime is 99634417. The reversal of 99634384 is 48343699.

It can be written as a sum of positive squares in only one way, i.e., 99440784 + 193600 = 9972^2 + 440^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3113559 + ... + 3113590.

It is an arithmetic number, because the mean of its divisors is an integer number (19304165).

Almost surely, 2^99634384 is an apocalyptic number.

It is an amenable number.

99634384 is a deficient number, since it is larger than the sum of its proper divisors (93407266).

99634384 is a wasteful number, since it uses less digits than its factorization.

99634384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6227157 (or 6227151 counting only the distinct ones).

The product of its digits is 559872, while the sum is 46.

The square root of 99634384 is about 9981.7024600015. The cubic root of 99634384 is about 463.5925128380.

The spelling of 99634384 in words is "ninety-nine million, six hundred thirty-four thousand, three hundred eighty-four".