3925944 has 48 divisors (see below), whose sum is σ = 11601720. Its totient is φ = 1189440.

The previous prime is 3925927. The next prime is 3925949. The reversal of 3925944 is 4495293.

It is a super-2 number, since 2×3925944² = 30826072582272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3925899 and 3925908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3925949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1687 + ... + 3270.

Almost surely, 2^3925944 is an apocalyptic number.

It is an amenable number.

3925944 is an abundant number, since it is smaller than the sum of its proper divisors (7675776).

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

3925944 is a wasteful number, since it uses less digits than its factorization.

3925944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4980 (or 4973 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 3925944 is about 1981.3995054002. The cubic root of 3925944 is about 157.7543584598.

It can be divided in two parts, 392 and 5944, that added together give a palindrome (6336).

The spelling of 3925944 in words is "three million, nine hundred twenty-five thousand, nine hundred forty-four".