3856797202 has 4 divisors (see below), whose sum is σ = 5785195806. Its totient is φ = 1928398600.

The previous prime is 3856797193. The next prime is 3856797221. The reversal of 3856797202 is 2027976583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2027976583 = 29 ⋅69930227.

It can be written as a sum of positive squares in only one way, i.e., 2823753321 + 1033043881 = 53139^2 + 32141^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 964199299 + ... + 964199302.

Almost surely, 2^3856797202 is an apocalyptic number.

3856797202 is a deficient number, since it is larger than the sum of its proper divisors (1928398604).

3856797202 is a wasteful number, since it uses less digits than its factorization.

3856797202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1928398603.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 3856797202 is about 62103.1174901872. The cubic root of 3856797202 is about 1568.2270277381.

The spelling of 3856797202 in words is "three billion, eight hundred fifty-six million, seven hundred ninety-seven thousand, two hundred two".