3860571994 has 8 divisors (see below), whose sum is σ = 5792430420. Its totient is φ = 1929761856.

The previous prime is 3860571977. The next prime is 3860572021. The reversal of 3860571994 is 4991750683.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3855789025 + 4782969 = 62095^2 + 2187^2 .

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

It is a super-2 number, since 2×3860571994² = 29808032241714272072, 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, 252799 + ... + 267634.

Almost surely, 2^3860571994 is an apocalyptic number.

3860571994 is a deficient number, since it is larger than the sum of its proper divisors (1931858426).

3860571994 is a wasteful number, since it uses less digits than its factorization.

3860571994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524144.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The square root of 3860571994 is about 62133.5013821046. The cubic root of 3860571994 is about 1568.7384884390.

Subtracting 3860571994 from its reverse (4991750683), we obtain a square (1131178689 = 33633²).

The spelling of 3860571994 in words is "three billion, eight hundred sixty million, five hundred seventy-one thousand, nine hundred ninety-four".