99676590 has 64 divisors (see below), whose sum is σ = 259725312. Its totient is φ = 24336000.

The previous prime is 99676589. The next prime is 99676607. The reversal of 99676590 is 9567699.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50115 + ... + 52065.

It is an arithmetic number, because the mean of its divisors is an integer number (4058208).

Almost surely, 2^99676590 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99676590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129862656).

99676590 is an abundant number, since it is smaller than the sum of its proper divisors (160048722).

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

99676590 is a wasteful number, since it uses less digits than its factorization.

99676590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105.

The product of its (nonzero) digits is 918540, while the sum is 51.

The square root of 99676590 is about 9983.8164045619. The cubic root of 99676590 is about 463.6579642168.

The spelling of 99676590 in words is "ninety-nine million, six hundred seventy-six thousand, five hundred ninety".