99529645 has 16 divisors (see below), whose sum is σ = 126698688. Its totient is φ = 74799360.

The previous prime is 99529631. The next prime is 99529681. The reversal of 99529645 is 54692599.

It is not a de Polignac number, because 99529645 - 2²⁵ = 65975213 is a prime.

It is a super-3 number, since 3×99529645³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76450 + ... + 77740.

It is an arithmetic number, because the mean of its divisors is an integer number (7918668).

Almost surely, 2^99529645 is an apocalyptic number.

It is an amenable number.

99529645 is a deficient number, since it is larger than the sum of its proper divisors (27169043).

99529645 is a wasteful number, since it uses less digits than its factorization.

99529645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220.

The product of its digits is 874800, while the sum is 49.

The square root of 99529645 is about 9976.4545305434. The cubic root of 99529645 is about 463.4300078913.

The spelling of 99529645 in words is "ninety-nine million, five hundred twenty-nine thousand, six hundred forty-five".