342689723 has 8 divisors (see below), whose sum is σ = 375360480. Its totient is φ = 311409280.

The previous prime is 342689701. The next prime is 342689729. The reversal of 342689723 is 327986243.

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 342689723 - 2¹⁶ = 342624187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342689729) 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, 347063 + ... + 348048.

It is an arithmetic number, because the mean of its divisors is an integer number (46920060).

Almost surely, 2^342689723 is an apocalyptic number.

342689723 is a deficient number, since it is larger than the sum of its proper divisors (32670757).

342689723 is a wasteful number, since it uses less digits than its factorization.

342689723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695157.

The product of its digits is 435456, while the sum is 44.

The square root of 342689723 is about 18511.8805905829. The cubic root of 342689723 is about 699.7888635336.

The spelling of 342689723 in words is "three hundred forty-two million, six hundred eighty-nine thousand, seven hundred twenty-three".