3893428 has 24 divisors (see below), whose sum is σ = 8495424. Its totient is φ = 1516800.

The previous prime is 3893419. The next prime is 3893431. The reversal of 3893428 is 8243983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6013 + ... + 6628.

It is an arithmetic number, because the mean of its divisors is an integer number (353976).

Almost surely, 2^3893428 is an apocalyptic number.

It is an amenable number.

3893428 is an abundant number, since it is smaller than the sum of its proper divisors (4601996).

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

3893428 is a wasteful number, since it uses less digits than its factorization.

3893428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12663 (or 12661 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 3893428 is about 1973.1771334576. The cubic root of 3893428 is about 157.3176254707.

The spelling of 3893428 in words is "three million, eight hundred ninety-three thousand, four hundred twenty-eight".