239696741 has 4 divisors (see below), whose sum is σ = 242980332. Its totient is φ = 236413152.

The previous prime is 239696689. The next prime is 239696827. The reversal of 239696741 is 147696932.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 175456516 + 64240225 = 13246^2 + 8015^2 .

It is a cyclic number.

It is not a de Polignac number, because 239696741 - 2¹⁸ = 239434597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239696441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1641686 + ... + 1641831.

It is an arithmetic number, because the mean of its divisors is an integer number (60745083).

Almost surely, 2^239696741 is an apocalyptic number.

It is an amenable number.

239696741 is a deficient number, since it is larger than the sum of its proper divisors (3283591).

239696741 is an equidigital number, since it uses as much as digits as its factorization.

239696741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3283590.

The product of its digits is 489888, while the sum is 47.

The square root of 239696741 is about 15482.1426488713. The cubic root of 239696741 is about 621.1846419158.

The spelling of 239696741 in words is "two hundred thirty-nine million, six hundred ninety-six thousand, seven hundred forty-one".