3894828 has 48 divisors (see below), whose sum is σ = 10483200. Its totient is φ = 1102464.

The previous prime is 3894763. The next prime is 3894833. The reversal of 3894828 is 8284983.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3894828.

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 15 ways as a sum of consecutive naturals, for example, 16600 + ... + 16832.

It is an arithmetic number, because the mean of its divisors is an integer number (218400).

Almost surely, 2^3894828 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 3894828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5241600).

3894828 is an abundant number, since it is smaller than the sum of its proper divisors (6588372).

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

3894828 is a wasteful number, since it uses less digits than its factorization.

3894828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 444 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 3894828 is about 1973.5318593831. The cubic root of 3894828 is about 157.3364793172.

The spelling of 3894828 in words is "three million, eight hundred ninety-four thousand, eight hundred twenty-eight".