340112242 has 4 divisors (see below), whose sum is σ = 510168366. Its totient is φ = 170056120.

The previous prime is 340112221. The next prime is 340112303. The reversal of 340112242 is 242211043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242211043 = 227 ⋅1067009.

It can be written as a sum of positive squares in only one way, i.e., 326488761 + 13623481 = 18069^2 + 3691^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85028059 + ... + 85028062.

Almost surely, 2^340112242 is an apocalyptic number.

340112242 is a deficient number, since it is larger than the sum of its proper divisors (170056124).

340112242 is a wasteful number, since it uses less digits than its factorization.

340112242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170056123.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 340112242 is about 18442.1322519930. The cubic root of 340112242 is about 698.0299998326.

Adding to 340112242 its reverse (242211043), we get a palindrome (582323285).

The spelling of 340112242 in words is "three hundred forty million, one hundred twelve thousand, two hundred forty-two".