99086240 has 48 divisors (see below), whose sum is σ = 255376800. Its totient is φ = 36030720.

The previous prime is 99086213. The next prime is 99086249. The reversal of 99086240 is 4268099.

It is a junction number, because it is equal to n+sod(n) for n = 99086194 and 99086203.

It is not an unprimeable number, because it can be changed into a prime (99086249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26390 + ... + 29909.

It is an arithmetic number, because the mean of its divisors is an integer number (5320350).

Almost surely, 2^99086240 is an apocalyptic number.

It is an amenable number.

99086240 is an abundant number, since it is smaller than the sum of its proper divisors (156290560).

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

99086240 is a wasteful number, since it uses less digits than its factorization.

99086240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56325 (or 56317 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 99086240 is about 9954.2071507479. The cubic root of 99086240 is about 462.7407891535.

It can be divided in two parts, 990 and 86240, that multiplied together give a square (85377600 = 9240²).

The spelling of 99086240 in words is "ninety-nine million, eighty-six thousand, two hundred forty".