3961178 has 16 divisors (see below), whose sum is σ = 6453216. Its totient is φ = 1812720.

The previous prime is 3961171. The next prime is 3961193. The reversal of 3961178 is 8711693.

It is a super-2 number, since 2×3961178² = 31381862295368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3961171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2825 + ... + 3987.

It is an arithmetic number, because the mean of its divisors is an integer number (403326).

Almost surely, 2^3961178 is an apocalyptic number.

3961178 is a deficient number, since it is larger than the sum of its proper divisors (2492038).

3961178 is a wasteful number, since it uses less digits than its factorization.

3961178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309.

The product of its digits is 9072, while the sum is 35.

The square root of 3961178 is about 1990.2708358412. The cubic root of 3961178 is about 158.2248840611.

The spelling of 3961178 in words is "three million, nine hundred sixty-one thousand, one hundred seventy-eight".