727284345 has 16 divisors (see below), whose sum is σ = 1188414720. Its totient is φ = 379631744.

The previous prime is 727284329. The next prime is 727284353. The reversal of 727284345 is 543482727.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 727284345 - 2⁴ = 727284329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 727284297 and 727284306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 515100 + ... + 516509.

It is an arithmetic number, because the mean of its divisors is an integer number (74275920).

Almost surely, 2^727284345 is an apocalyptic number.

It is an amenable number.

727284345 is a deficient number, since it is larger than the sum of its proper divisors (461130375).

727284345 is a wasteful number, since it uses less digits than its factorization.

727284345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031664.

The product of its digits is 376320, while the sum is 42.

The square root of 727284345 is about 26968.2098960980. The cubic root of 727284345 is about 899.2934145443.

The spelling of 727284345 in words is "seven hundred twenty-seven million, two hundred eighty-four thousand, three hundred forty-five".