3774428 has 24 divisors (see below), whose sum is σ = 7604352. Its totient is φ = 1605744.

The previous prime is 3774427. The next prime is 3774439. The reversal of 3774428 is 8244773.

3774428 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3774427) 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, 4151 + ... + 4977.

It is an arithmetic number, because the mean of its divisors is an integer number (316848).

Almost surely, 2^3774428 is an apocalyptic number.

It is an amenable number.

3774428 is an abundant number, since it is smaller than the sum of its proper divisors (3829924).

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

3774428 is a wasteful number, since it uses less digits than its factorization.

3774428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001 (or 999 counting only the distinct ones).

The product of its digits is 37632, while the sum is 35.

The square root of 3774428 is about 1942.7887172825. The cubic root of 3774428 is about 155.6982442062.

The spelling of 3774428 in words is "three million, seven hundred seventy-four thousand, four hundred twenty-eight".