239896438 has 4 divisors (see below), whose sum is σ = 359844660. Its totient is φ = 119948218.

The previous prime is 239896427. The next prime is 239896457. The reversal of 239896438 is 834698932.

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

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, 59974108 + ... + 59974111.

It is an arithmetic number, because the mean of its divisors is an integer number (89961165).

Almost surely, 2^239896438 is an apocalyptic number.

239896438 is a deficient number, since it is larger than the sum of its proper divisors (119948222).

239896438 is a wasteful number, since it uses less digits than its factorization.

239896438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119948221.

The product of its digits is 2239488, while the sum is 52.

The square root of 239896438 is about 15488.5905750007. The cubic root of 239896438 is about 621.3571018827.

The spelling of 239896438 in words is "two hundred thirty-nine million, eight hundred ninety-six thousand, four hundred thirty-eight".