729069342 has 16 divisors (see below), whose sum is σ = 1460501760. Its totient is φ = 242629272.

The previous prime is 729069331. The next prime is 729069353. The reversal of 729069342 is 243960927.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (729069331) and next prime (729069353).

It is a junction number, because it is equal to n+sod(n) for n = 729069294 and 729069303.

It is a congruent number.

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, 94438 + ... + 101865.

It is an arithmetic number, because the mean of its divisors is an integer number (91281360).

Almost surely, 2^729069342 is an apocalyptic number.

729069342 is an abundant number, since it is smaller than the sum of its proper divisors (731432418).

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

729069342 is a wasteful number, since it uses less digits than its factorization.

729069342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196927.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 729069342 is about 27001.2840805766. The cubic root of 729069342 is about 900.0285348977.

The spelling of 729069342 in words is "seven hundred twenty-nine million, sixty-nine thousand, three hundred forty-two".