729755542 has 16 divisors (see below), whose sum is σ = 1115596800. Its totient is φ = 357916840.

The previous prime is 729755513. The next prime is 729755567. The reversal of 729755542 is 245557927.

It is a junction number, because it is equal to n+sod(n) for n = 729755492 and 729755501.

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, 50067 + ... + 62977.

It is an arithmetic number, because the mean of its divisors is an integer number (69724800).

Almost surely, 2^729755542 is an apocalyptic number.

729755542 is a deficient number, since it is larger than the sum of its proper divisors (385841258).

729755542 is a wasteful number, since it uses less digits than its factorization.

729755542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13451.

The product of its digits is 882000, while the sum is 46.

The square root of 729755542 is about 27013.9878951628. The cubic root of 729755542 is about 900.3108152812.

The spelling of 729755542 in words is "seven hundred twenty-nine million, seven hundred fifty-five thousand, five hundred forty-two".