99869732 has 6 divisors (see below), whose sum is σ = 174772038. Its totient is φ = 49934864.

The previous prime is 99869729. The next prime is 99869743. The reversal of 99869732 is 23796899.

It can be written as a sum of positive squares in only one way, i.e., 76983076 + 22886656 = 8774^2 + 4784^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12483713 + ... + 12483720.

It is an arithmetic number, because the mean of its divisors is an integer number (29128673).

Almost surely, 2^99869732 is an apocalyptic number.

It is an amenable number.

99869732 is a deficient number, since it is larger than the sum of its proper divisors (74902306).

99869732 is a wasteful number, since it uses less digits than its factorization.

99869732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24967437 (or 24967435 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 53.

The square root of 99869732 is about 9993.4844773983. The cubic root of 99869732 is about 463.9572456147.

The spelling of 99869732 in words is "ninety-nine million, eight hundred sixty-nine thousand, seven hundred thirty-two".