3755644 has 12 divisors (see below), whose sum is σ = 6625024. Its totient is φ = 1862784.

The previous prime is 3755627. The next prime is 3755651. The reversal of 3755644 is 4465573.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 3² + 7⁶ + 5³ + 5⁹ + 6⁸ + 4⁵ + 4⁶ .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3189 + ... + 4204.

Almost surely, 2^3755644 is an apocalyptic number.

It is an amenable number.

3755644 is a deficient number, since it is larger than the sum of its proper divisors (2869380).

3755644 is a wasteful number, since it uses less digits than its factorization.

3755644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7524 (or 7522 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 3755644 is about 1937.9483997259. The cubic root of 3755644 is about 155.4395294283.

The spelling of 3755644 in words is "three million, seven hundred fifty-five thousand, six hundred forty-four".