239432797 has 8 divisors (see below), whose sum is σ = 244046880. Its totient is φ = 234837360.

The previous prime is 239432789. The next prime is 239432801. The reversal of 239432797 is 797234932.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 239432797 - 2³ = 239432789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239432717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22798 + ... + 31600.

It is an arithmetic number, because the mean of its divisors is an integer number (30505860).

Almost surely, 2^239432797 is an apocalyptic number.

It is an amenable number.

239432797 is a deficient number, since it is larger than the sum of its proper divisors (4614083).

239432797 is an equidigital number, since it uses as much as digits as its factorization.

239432797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9323.

The product of its digits is 571536, while the sum is 46.

The square root of 239432797 is about 15473.6161578346. The cubic root of 239432797 is about 620.9565506806.

The spelling of 239432797 in words is "two hundred thirty-nine million, four hundred thirty-two thousand, seven hundred ninety-seven".