342799745 has 8 divisors (see below), whose sum is σ = 412765416. Its totient is φ = 273302656.

The previous prime is 342799727. The next prime is 342799753. The reversal of 342799745 is 547997243.

It can be written as a sum of positive squares in 4 ways, for example, as 29899024 + 312900721 = 5468^2 + 17689^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 342799745 - 2²⁶ = 275690881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342799693 and 342799702.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115532 + ... + 118461.

It is an arithmetic number, because the mean of its divisors is an integer number (51595677).

Almost surely, 2^342799745 is an apocalyptic number.

It is an amenable number.

342799745 is a deficient number, since it is larger than the sum of its proper divisors (69965671).

342799745 is a wasteful number, since it uses less digits than its factorization.

342799745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234291.

The product of its digits is 1905120, while the sum is 50.

The square root of 342799745 is about 18514.8520112908. The cubic root of 342799745 is about 699.8637455888.

The spelling of 342799745 in words is "three hundred forty-two million, seven hundred ninety-nine thousand, seven hundred forty-five".