329656742 has 8 divisors (see below), whose sum is σ = 497519256. Its totient is φ = 163816992.

The previous prime is 329656739. The next prime is 329656751. The reversal of 329656742 is 247656923.

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

It is a junction number, because it is equal to n+sod(n) for n = 329656693 and 329656702.

It is a congruent 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, 505283 + ... + 505934.

It is an arithmetic number, because the mean of its divisors is an integer number (62189907).

Almost surely, 2^329656742 is an apocalyptic number.

329656742 is a deficient number, since it is larger than the sum of its proper divisors (167862514).

329656742 is a wasteful number, since it uses less digits than its factorization.

329656742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011382.

The product of its digits is 544320, while the sum is 44.

The square root of 329656742 is about 18156.4518009439. The cubic root of 329656742 is about 690.8026380531.

The spelling of 329656742 in words is "three hundred twenty-nine million, six hundred fifty-six thousand, seven hundred forty-two".