99289080 has 96 divisors (see below), whose sum is σ = 352038960. Its totient is φ = 24069120.

The previous prime is 99289067. The next prime is 99289111. The reversal of 99289080 is 8098299.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8577 + ... + 16496.

Almost surely, 2^99289080 is an apocalyptic number.

99289080 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

99289080 is an abundant number, since it is smaller than the sum of its proper divisors (252749880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99289080 is a wasteful number, since it uses less digits than its factorization.

99289080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25101 (or 25094 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 99289080 is about 9964.3905985263. The cubic root of 99289080 is about 463.0563336923.

The spelling of 99289080 in words is "ninety-nine million, two hundred eighty-nine thousand, eighty".