342617740 has 12 divisors (see below), whose sum is σ = 719497296. Its totient is φ = 137047088.

The previous prime is 342617731. The next prime is 342617741. The reversal of 342617740 is 47716243.

It is a junction number, because it is equal to n+sod(n) for n = 342617696 and 342617705.

It is not an unprimeable number, because it can be changed into a prime (342617741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8565424 + ... + 8565463.

It is an arithmetic number, because the mean of its divisors is an integer number (59958108).

Almost surely, 2^342617740 is an apocalyptic number.

It is an amenable number.

342617740 is an abundant number, since it is smaller than the sum of its proper divisors (376879556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342617740 is a wasteful number, since it uses less digits than its factorization.

342617740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17130896 (or 17130894 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 342617740 is about 18509.9362505655. The cubic root of 342617740 is about 699.7398625221.

The spelling of 342617740 in words is "three hundred forty-two million, six hundred seventeen thousand, seven hundred forty".