239438974 has 4 divisors (see below), whose sum is σ = 359158464. Its totient is φ = 119719486.

The previous prime is 239438963. The next prime is 239438987. The reversal of 239438974 is 479834932.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59859742 + ... + 59859745.

It is an arithmetic number, because the mean of its divisors is an integer number (89789616).

Almost surely, 2^239438974 is an apocalyptic number.

239438974 is a deficient number, since it is larger than the sum of its proper divisors (119719490).

239438974 is a wasteful number, since it uses less digits than its factorization.

239438974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119719489.

The product of its digits is 1306368, while the sum is 49.

The square root of 239438974 is about 15473.8157543639. The cubic root of 239438974 is about 620.9618905445.

The spelling of 239438974 in words is "two hundred thirty-nine million, four hundred thirty-eight thousand, nine hundred seventy-four".