99380526 has 48 divisors (see below), whose sum is σ = 243394560. Its totient is φ = 26898480.

The previous prime is 99380509. The next prime is 99380537. The reversal of 99380526 is 62508399.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

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, 3310 + ... + 14481.

It is an arithmetic number, because the mean of its divisors is an integer number (5070720).

Almost surely, 2^99380526 is an apocalyptic number.

99380526 is an abundant number, since it is smaller than the sum of its proper divisors (144014034).

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

99380526 is a wasteful number, since it uses less digits than its factorization.

99380526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17829 (or 17822 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 99380526 is about 9968.9781823415. The cubic root of 99380526 is about 463.1984495430.

The spelling of 99380526 in words is "ninety-nine million, three hundred eighty thousand, five hundred twenty-six".