3143902690 has 8 divisors (see below), whose sum is σ = 5659024860. Its totient is φ = 1257561072.

The previous prime is 3143902687. The next prime is 3143902703. The reversal of 3143902690 is 962093413.

3143902690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3137456169 + 6446521 = 56013^2 + 2539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3143902690² = 19768248248378472200, which contains 22 as substring.

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, 157195125 + ... + 157195144.

Almost surely, 2^3143902690 is an apocalyptic number.

3143902690 is a deficient number, since it is larger than the sum of its proper divisors (2515122170).

3143902690 is a wasteful number, since it uses less digits than its factorization.

3143902690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314390276.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 3143902690 is about 56070.5153356022. The cubic root of 3143902690 is about 1464.9507747092.

The spelling of 3143902690 in words is "three billion, one hundred forty-three million, nine hundred two thousand, six hundred ninety".