3956158 has 8 divisors (see below), whose sum is σ = 6125760. Its totient is φ = 1914240.

The previous prime is 3956153. The next prime is 3956159. The reversal of 3956158 is 8516593.

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

It is a super-2 number, since 2×3956158² = 31302372241928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31843 + ... + 31966.

It is an arithmetic number, because the mean of its divisors is an integer number (765720).

Almost surely, 2^3956158 is an apocalyptic number.

3956158 is a deficient number, since it is larger than the sum of its proper divisors (2169602).

3956158 is a wasteful number, since it uses less digits than its factorization.

3956158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63842.

The product of its digits is 32400, while the sum is 37.

The square root of 3956158 is about 1989.0093011346. The cubic root of 3956158 is about 158.1580163525.

Subtracting from 3956158 its sum of digits (37), we obtain a square (3956121 = 1989²).

It can be divided in two parts, 3956 and 158, that added together give a palindrome (4114).

The spelling of 3956158 in words is "three million, nine hundred fifty-six thousand, one hundred fifty-eight".