4009304 has 32 divisors (see below), whose sum is σ = 8526000. Its totient is φ = 1752192.

The previous prime is 4009249. The next prime is 4009307. The reversal of 4009304 is 4039004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4009307) 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, 962 + ... + 2990.

Almost surely, 2^4009304 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 4009304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4263000).

4009304 is an abundant number, since it is smaller than the sum of its proper divisors (4516696).

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

4009304 is a wasteful number, since it uses less digits than its factorization.

4009304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067 (or 2063 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4009304 is about 2002.3246490018. The cubic root of 4009304 is about 158.8630863895.

The spelling of 4009304 in words is "four million, nine thousand, three hundred four".