3495988872 has 24 divisors (see below), whose sum is σ = 9468303390. Its totient is φ = 1165329600.

The previous prime is 3495988849. The next prime is 3495988877. The reversal of 3495988872 is 2788895943.

3495988872 is a `hidden beast` number, since 34 + 9 + 598 + 8 + 8 + 7 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3079584036 + 416404836 = 55494^2 + 20406^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (3495988877) 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 5 ways as a sum of consecutive naturals, for example, 24277629 + ... + 24277772.

Almost surely, 2^3495988872 is an apocalyptic number.

It is an amenable number.

3495988872 is an abundant number, since it is smaller than the sum of its proper divisors (5972314518).

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

3495988872 is a wasteful number, since it uses less digits than its factorization.

3495988872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48555413 (or 48555406 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 63.

The square root of 3495988872 is about 59126.8878937493. The cubic root of 3495988872 is about 1517.7142572245.

The spelling of 3495988872 in words is "three billion, four hundred ninety-five million, nine hundred eighty-eight thousand, eight hundred seventy-two".