239140404 has 48 divisors (see below), whose sum is σ = 623293440. Its totient is φ = 79289280.

The previous prime is 239140387. The next prime is 239140423. The reversal of 239140404 is 404041932.

239140404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14832 + ... + 26424.

It is an arithmetic number, because the mean of its divisors is an integer number (12985280).

Almost surely, 2^239140404 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 239140404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311646720).

239140404 is an abundant number, since it is smaller than the sum of its proper divisors (384153036).

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

239140404 is a wasteful number, since it uses less digits than its factorization.

239140404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11797 (or 11789 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 239140404 is about 15464.1651569039. The cubic root of 239140404 is about 620.7036790203.

The spelling of 239140404 in words is "two hundred thirty-nine million, one hundred forty thousand, four hundred four".