3892938 has 32 divisors (see below), whose sum is σ = 9054720. Its totient is φ = 1092720.

The previous prime is 3892921. The next prime is 3892939. The reversal of 3892938 is 8392983.

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 3892938.

It is not an unprimeable number, because it can be changed into a prime (3892939) 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 15 ways as a sum of consecutive naturals, for example, 1693 + ... + 3263.

It is an arithmetic number, because the mean of its divisors is an integer number (282960).

Almost surely, 2^3892938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3892938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4527360).

3892938 is an abundant number, since it is smaller than the sum of its proper divisors (5161782).

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

3892938 is a wasteful number, since it uses less digits than its factorization.

3892938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642.

The product of its digits is 93312, while the sum is 42.

The square root of 3892938 is about 1973.0529643170. The cubic root of 3892938 is about 157.3110255566.

The spelling of 3892938 in words is "three million, eight hundred ninety-two thousand, nine hundred thirty-eight".