3956958 has 16 divisors (see below), whose sum is σ = 8793360. Its totient is φ = 1318968.

The previous prime is 3956957. The next prime is 3956983. The reversal of 3956958 is 8596593.

3956958 is a `hidden beast` number, since 39 + 569 + 58 = 666.

It is a super-2 number, since 2×3956958² = 31315033227528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956957) 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, 36585 + ... + 36692.

It is an arithmetic number, because the mean of its divisors is an integer number (549585).

Almost surely, 2^3956958 is an apocalyptic number.

3956958 is an abundant number, since it is smaller than the sum of its proper divisors (4836402).

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

3956958 is a wasteful number, since it uses less digits than its factorization.

3956958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73288 (or 73282 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 3956958 is about 1989.2103961120. The cubic root of 3956958 is about 158.1686763485.

The spelling of 3956958 in words is "three million, nine hundred fifty-six thousand, nine hundred fifty-eight".