99257088 has 144 divisors (see below), whose sum is σ = 310688000. Its totient is φ = 27537408.

The previous prime is 99257087. The next prime is 99257089. The reversal of 99257088 is 88075299.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (99257087) and next prime (99257089).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (99257087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198663 + ... + 199161.

Almost surely, 2^99257088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99257088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155344000).

99257088 is an abundant number, since it is smaller than the sum of its proper divisors (211430912).

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

99257088 is a wasteful number, since it uses less digits than its factorization.

99257088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 99257088 is about 9962.7851527572. The cubic root of 99257088 is about 463.0065944541.

The spelling of 99257088 in words is "ninety-nine million, two hundred fifty-seven thousand, eighty-eight".