3877956 has 30 divisors (see below), whose sum is σ = 10138590. Its totient is φ = 1292544.

The previous prime is 3877943. The next prime is 3877987. The reversal of 3877956 is 6597783.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2509056 + 1368900 = 1584^2 + 1170^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5661 + ... + 6308.

It is an arithmetic number, because the mean of its divisors is an integer number (337953).

Almost surely, 2^3877956 is an apocalyptic number.

3877956 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3877956 is an abundant number, since it is smaller than the sum of its proper divisors (6260634).

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

3877956 is a wasteful number, since it uses less digits than its factorization.

3877956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11985 (or 11974 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 3877956 is about 1969.2526501188. The cubic root of 3877956 is about 157.1089619141.

The spelling of 3877956 in words is "three million, eight hundred seventy-seven thousand, nine hundred fifty-six".