342339747 has 8 divisors (see below), whose sum is σ = 463936080. Its totient is φ = 224484960.

The previous prime is 342339743. The next prime is 342339749. The reversal of 342339747 is 747933243.

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

It is not a de Polignac number, because 342339747 - 2² = 342339743 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 342339699 and 342339708.

It is not an unprimeable number, because it can be changed into a prime (342339743) 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, 935172 + ... + 935537.

It is an arithmetic number, because the mean of its divisors is an integer number (57992010).

Almost surely, 2^342339747 is an apocalyptic number.

342339747 is a deficient number, since it is larger than the sum of its proper divisors (121596333).

342339747 is a wasteful number, since it uses less digits than its factorization.

342339747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870773.

The product of its digits is 381024, while the sum is 42.

The square root of 342339747 is about 18502.4254356017. The cubic root of 342339747 is about 699.5505597947.

The spelling of 342339747 in words is "three hundred forty-two million, three hundred thirty-nine thousand, seven hundred forty-seven".