3759921 has 24 divisors (see below), whose sum is σ = 5986656. Its totient is φ = 2255040.

The previous prime is 3759919. The next prime is 3759949. The reversal of 3759921 is 1299573.

It is not a de Polignac number, because 3759921 - 2¹ = 3759919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3759901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16021 + ... + 16253.

It is an arithmetic number, because the mean of its divisors is an integer number (249444).

Almost surely, 2^3759921 is an apocalyptic number.

It is an amenable number.

3759921 is a deficient number, since it is larger than the sum of its proper divisors (2226735).

3759921 is a wasteful number, since it uses less digits than its factorization.

3759921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 410 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 3759921 is about 1939.0515722899. The cubic root of 3759921 is about 155.4985128906.

It can be divided in two parts, 375 and 9921, that added together give a triangular number (10296 = T₁₄₃).

The spelling of 3759921 in words is "three million, seven hundred fifty-nine thousand, nine hundred twenty-one".