727097738 has 8 divisors (see below), whose sum is σ = 1148049120. Its totient is φ = 344414700.

The previous prime is 727097737. The next prime is 727097753. The reversal of 727097738 is 837790727.

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

It is a super-2 number, since 2×727097738² = 1057342241209433288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (727097737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9567038 + ... + 9567113.

It is an arithmetic number, because the mean of its divisors is an integer number (143506140).

Almost surely, 2^727097738 is an apocalyptic number.

727097738 is a deficient number, since it is larger than the sum of its proper divisors (420951382).

727097738 is a wasteful number, since it uses less digits than its factorization.

727097738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19134172.

The product of its (nonzero) digits is 1037232, while the sum is 50.

The square root of 727097738 is about 26964.7499153988. The cubic root of 727097738 is about 899.2164942393.

The spelling of 727097738 in words is "seven hundred twenty-seven million, ninety-seven thousand, seven hundred thirty-eight".