3775864 has 16 divisors (see below), whose sum is σ = 7387920. Its totient is φ = 1805760.

The previous prime is 3775861. The next prime is 3775883. The reversal of 3775864 is 4685773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3775861) 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 3 ways as a sum of consecutive naturals, for example, 10077 + ... + 10444.

It is an arithmetic number, because the mean of its divisors is an integer number (461745).

Almost surely, 2^3775864 is an apocalyptic number.

It is an amenable number.

3775864 is a deficient number, since it is larger than the sum of its proper divisors (3612056).

3775864 is a wasteful number, since it uses less digits than its factorization.

3775864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20550 (or 20546 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 3775864 is about 1943.1582539773. The cubic root of 3775864 is about 155.7179870944.

Subtracting 3775864 from its reverse (4685773), we obtain a palindrome (909909).

It can be divided in two parts, 377 and 5864, that added together give a square (6241 = 79²).

The spelling of 3775864 in words is "three million, seven hundred seventy-five thousand, eight hundred sixty-four".