239444434 has 8 divisors (see below), whose sum is σ = 370752768. Its totient is φ = 115860180.

The previous prime is 239444431. The next prime is 239444477. The reversal of 239444434 is 434444932.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 239444393 and 239444402.

It is not an unprimeable number, because it can be changed into a prime (239444431) 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 3 ways as a sum of consecutive naturals, for example, 1930942 + ... + 1931065.

It is an arithmetic number, because the mean of its divisors is an integer number (46344096).

Almost surely, 2^239444434 is an apocalyptic number.

239444434 is a deficient number, since it is larger than the sum of its proper divisors (131308334).

239444434 is a wasteful number, since it uses less digits than its factorization.

239444434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862040.

The product of its digits is 165888, while the sum is 37.

The square root of 239444434 is about 15473.9921804297. The cubic root of 239444434 is about 620.9666105031.

The spelling of 239444434 in words is "two hundred thirty-nine million, four hundred forty-four thousand, four hundred thirty-four".