344895742 has 4 divisors (see below), whose sum is σ = 517343616. Its totient is φ = 172447870.

The previous prime is 344895721. The next prime is 344895757. The reversal of 344895742 is 247598443.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 344895692 and 344895701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86223934 + ... + 86223937.

It is an arithmetic number, because the mean of its divisors is an integer number (129335904).

Almost surely, 2^344895742 is an apocalyptic number.

344895742 is a deficient number, since it is larger than the sum of its proper divisors (172447874).

344895742 is a wasteful number, since it uses less digits than its factorization.

344895742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172447873.

The product of its digits is 967680, while the sum is 46.

The square root of 344895742 is about 18571.3688779260. The cubic root of 344895742 is about 701.2872517898.

The spelling of 344895742 in words is "three hundred forty-four million, eight hundred ninety-five thousand, seven hundred forty-two".