3779664 has 60 divisors (see below), whose sum is σ = 11365344. Its totient is φ = 1079232.

The previous prime is 3779663. The next prime is 3779669. The reversal of 3779664 is 4669773.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3779663) 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, 1549 + ... + 3155.

Almost surely, 2^3779664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3779664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5682672).

3779664 is an abundant number, since it is smaller than the sum of its proper divisors (7585680).

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

3779664 is a wasteful number, since it uses less digits than its factorization.

3779664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632 (or 1619 counting only the distinct ones).

The product of its digits is 190512, while the sum is 42.

The square root of 3779664 is about 1944.1357977261. The cubic root of 3779664 is about 155.7702073685.

The spelling of 3779664 in words is "three million, seven hundred seventy-nine thousand, six hundred sixty-four".