343642746 has 8 divisors (see below), whose sum is σ = 687285504. Its totient is φ = 114547580.

The previous prime is 343642729. The next prime is 343642751. The reversal of 343642746 is 647246343.

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

343642746 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28636890 + ... + 28636901.

It is an arithmetic number, because the mean of its divisors is an integer number (85910688).

Almost surely, 2^343642746 is an apocalyptic number.

343642746 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

343642746 is a wasteful number, since it uses less digits than its factorization.

343642746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57273796.

The product of its digits is 290304, while the sum is 39.

The square root of 343642746 is about 18537.6035668044. The cubic root of 343642746 is about 700.4369693455.

The spelling of 343642746 in words is "three hundred forty-three million, six hundred forty-two thousand, seven hundred forty-six".