3678131752 has 32 divisors (see below), whose sum is σ = 7006725000. Its totient is φ = 1809900288.

The previous prime is 3678131731. The next prime is 3678131773. The reversal of 3678131752 is 2571318763.

It is an interprime number because it is at equal distance from previous prime (3678131731) and next prime (3678131773).

It can be written as a sum of positive squares in 4 ways, for example, as 2686763556 + 991368196 = 51834^2 + 31486^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3678131699 and 3678131708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115774 + ... + 144082.

Almost surely, 2^3678131752 is an apocalyptic number.

It is an amenable number.

3678131752 is a deficient number, since it is larger than the sum of its proper divisors (3328593248).

3678131752 is a wasteful number, since it uses less digits than its factorization.

3678131752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28573 (or 28569 counting only the distinct ones).

The product of its digits is 211680, while the sum is 43.

The square root of 3678131752 is about 60647.6030194104. The cubic root of 3678131752 is about 1543.6272165520.

The spelling of 3678131752 in words is "three billion, six hundred seventy-eight million, one hundred thirty-one thousand, seven hundred fifty-two".