239142194 has 4 divisors (see below), whose sum is σ = 358713294. Its totient is φ = 119571096.

The previous prime is 239142193. The next prime is 239142263. The reversal of 239142194 is 491241932.

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

It can be written as a sum of positive squares in only one way, i.e., 230644969 + 8497225 = 15187^2 + 2915^2 .

It is a super-2 number, since 2×239142194² = 114377977902267272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (239142193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59785547 + ... + 59785550.

Almost surely, 2^239142194 is an apocalyptic number.

239142194 is a deficient number, since it is larger than the sum of its proper divisors (119571100).

239142194 is a wasteful number, since it uses less digits than its factorization.

239142194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119571099.

The product of its digits is 15552, while the sum is 35.

The square root of 239142194 is about 15464.2230325355. The cubic root of 239142194 is about 620.7052277016.

The spelling of 239142194 in words is "two hundred thirty-nine million, one hundred forty-two thousand, one hundred ninety-four".