3955938 has 32 divisors (see below), whose sum is σ = 9123840. Its totient is φ = 1120080.

The previous prime is 3955927. The next prime is 3955949. The reversal of 3955938 is 8395593.

3955938 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3955927) and next prime (3955949).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an Ulam number.

3955938 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 3955938.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5143 + ... + 5861.

It is an arithmetic number, because the mean of its divisors is an integer number (285120).

Almost surely, 2^3955938 is an apocalyptic number.

3955938 is an abundant number, since it is smaller than the sum of its proper divisors (5167902).

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

3955938 is a wasteful number, since it uses less digits than its factorization.

3955938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862.

The product of its digits is 145800, while the sum is 42.

The square root of 3955938 is about 1988.9539964514. The cubic root of 3955938 is about 158.1550846016.

The spelling of 3955938 in words is "three million, nine hundred fifty-five thousand, nine hundred thirty-eight".