239165245 has 8 divisors (see below), whose sum is σ = 313089120. Its totient is φ = 173938320.

The previous prime is 239165221. The next prime is 239165249. The reversal of 239165245 is 542561932.

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

It is not a de Polignac number, because 239165245 - 2¹³ = 239157053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239165249) 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, 2174175 + ... + 2174284.

It is an arithmetic number, because the mean of its divisors is an integer number (39136140).

Almost surely, 2^239165245 is an apocalyptic number.

It is an amenable number.

239165245 is a deficient number, since it is larger than the sum of its proper divisors (73923875).

239165245 is a wasteful number, since it uses less digits than its factorization.

239165245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348475.

The product of its digits is 64800, while the sum is 37.

The square root of 239165245 is about 15464.9683155188. The cubic root of 239165245 is about 620.7251703924.

It can be divided in two parts, 23916 and 5245, that added together give a triangular number (29161 = T₂₄₁).

The spelling of 239165245 in words is "two hundred thirty-nine million, one hundred sixty-five thousand, two hundred forty-five".