239740004 has 24 divisors (see below), whose sum is σ = 487343808. Its totient is φ = 101060640.

The previous prime is 239739977. The next prime is 239740021. The reversal of 239740004 is 400047932.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68474 + ... + 71889.

It is an arithmetic number, because the mean of its divisors is an integer number (20305992).

Almost surely, 2^239740004 is an apocalyptic number.

It is an amenable number.

239740004 is an abundant number, since it is smaller than the sum of its proper divisors (247603804).

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

239740004 is a wasteful number, since it uses less digits than its factorization.

239740004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140435 (or 140433 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 239740004 is about 15483.5397761623. The cubic root of 239740004 is about 621.2220123230. Note that the first 3 decimals are identical.

Adding to 239740004 its reverse (400047932), we get a palindrome (639787936).

The spelling of 239740004 in words is "two hundred thirty-nine million, seven hundred forty thousand, four".