3528879140 has 12 divisors (see below), whose sum is σ = 7410646236. Its totient is φ = 1411551648.

The previous prime is 3528879119. The next prime is 3528879161. The reversal of 3528879140 is 419788253.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3528879119) and next prime (3528879161).

It can be written as a sum of positive squares in 2 ways, for example, as 624100324 + 2904778816 = 24982^2 + 53896^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88221959 + ... + 88221998.

It is an arithmetic number, because the mean of its divisors is an integer number (617553853).

Almost surely, 2^3528879140 is an apocalyptic number.

It is an amenable number.

3528879140 is an abundant number, since it is smaller than the sum of its proper divisors (3881767096).

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

3528879140 is a wasteful number, since it uses less digits than its factorization.

3528879140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176443966 (or 176443964 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 3528879140 is about 59404.3697045933. The cubic root of 3528879140 is about 1522.4589613822.

The spelling of 3528879140 in words is "three billion, five hundred twenty-eight million, eight hundred seventy-nine thousand, one hundred forty".