4391956 has 12 divisors (see below), whose sum is σ = 7934080. Its totient is φ = 2125080.

The previous prime is 4391953. The next prime is 4391957. The reversal of 4391956 is 6591934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4391953) 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, 17586 + ... + 17833.

Almost surely, 2^4391956 is an apocalyptic number.

It is an amenable number.

4391956 is a deficient number, since it is larger than the sum of its proper divisors (3542124).

4391956 is a wasteful number, since it uses less digits than its factorization.

4391956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35454 (or 35452 counting only the distinct ones).

The product of its digits is 29160, while the sum is 37.

The square root of 4391956 is about 2095.6994059263. The cubic root of 4391956 is about 163.7643353221.

The spelling of 4391956 in words is "four million, three hundred ninety-one thousand, nine hundred fifty-six".