99596240 has 20 divisors (see below), whose sum is σ = 231561444. Its totient is φ = 39838464.

The previous prime is 99596239. The next prime is 99596249. The reversal of 99596240 is 4269599.

It can be written as a sum of positive squares in 2 ways, for example, as 52591504 + 47004736 = 7252^2 + 6856^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×99596240² = 19838822044275200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99596191 and 99596200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99596249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622397 + ... + 622556.

Almost surely, 2^99596240 is an apocalyptic number.

It is an amenable number.

99596240 is an abundant number, since it is smaller than the sum of its proper divisors (131965204).

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

99596240 is a wasteful number, since it uses less digits than its factorization.

99596240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244966 (or 1244960 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 99596240 is about 9979.7915809901. The cubic root of 99596240 is about 463.5333447436.

The spelling of 99596240 in words is "ninety-nine million, five hundred ninety-six thousand, two hundred forty".