3896444 has 24 divisors (see below), whose sum is σ = 7244160. Its totient is φ = 1828656.

The previous prime is 3896443. The next prime is 3896447. The reversal of 3896444 is 4446983.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 3896398 and 3896407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3896443) 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, 12539 + ... + 12845.

It is an arithmetic number, because the mean of its divisors is an integer number (301840).

Almost surely, 2^3896444 is an apocalyptic number.

It is an amenable number.

3896444 is a deficient number, since it is larger than the sum of its proper divisors (3347716).

3896444 is a wasteful number, since it uses less digits than its factorization.

3896444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 495 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 3896444 is about 1973.9412351942. The cubic root of 3896444 is about 157.3582364264.

The spelling of 3896444 in words is "three million, eight hundred ninety-six thousand, four hundred forty-four".