99497160 has 320 divisors, whose sum is σ = 395176320. Its totient is φ = 21980160.

The previous prime is 99497147. The next prime is 99497171. The reversal of 99497160 is 6179499.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 929827 + ... + 929933.

It is an arithmetic number, because the mean of its divisors is an integer number (1234926).

Almost surely, 2^99497160 is an apocalyptic number.

99497160 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99497160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197588160).

99497160 is an abundant number, since it is smaller than the sum of its proper divisors (295679160).

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

99497160 is a wasteful number, since it uses less digits than its factorization.

99497160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 99497160 is about 9974.8263142774. The cubic root of 99497160 is about 463.3795835112.

The spelling of 99497160 in words is "ninety-nine million, four hundred ninety-seven thousand, one hundred sixty".