3904488 has 96 divisors (see below), whose sum is σ = 12380160. Its totient is φ = 1088640.

The previous prime is 3904487. The next prime is 3904493. The reversal of 3904488 is 8844093.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3904487) 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 23 ways as a sum of consecutive naturals, for example, 30681 + ... + 30807.

It is an arithmetic number, because the mean of its divisors is an integer number (128960).

Almost surely, 2^3904488 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 3904488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6190080).

3904488 is an abundant number, since it is smaller than the sum of its proper divisors (8475672).

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

3904488 is a wasteful number, since it uses less digits than its factorization.

3904488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 3904488 is about 1975.9777326681. The cubic root of 3904488 is about 157.4664478794.

The spelling of 3904488 in words is "three million, nine hundred four thousand, four hundred eighty-eight".