344030042 has 4 divisors (see below), whose sum is σ = 516045066. Its totient is φ = 172015020.

The previous prime is 344030041. The next prime is 344030081. The reversal of 344030042 is 240030443.

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 only one way, i.e., 177129481 + 166900561 = 13309^2 + 12919^2 .

It is a junction number, because it is equal to n+sod(n) for n = 344029996 and 344030023.

It is not an unprimeable number, because it can be changed into a prime (344030041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86007509 + ... + 86007512.

Almost surely, 2^344030042 is an apocalyptic number.

344030042 is a deficient number, since it is larger than the sum of its proper divisors (172015024).

344030042 is a wasteful number, since it uses less digits than its factorization.

344030042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172015023.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 344030042 is about 18548.0468513534. The cubic root of 344030042 is about 700.7000085930.

Adding to 344030042 its reverse (240030443), we get a palindrome (584060485).

The spelling of 344030042 in words is "three hundred forty-four million, thirty thousand, forty-two".