727938245 has 8 divisors (see below), whose sum is σ = 878100480. Its totient is φ = 579300880.

The previous prime is 727938229. The next prime is 727938257. The reversal of 727938245 is 542839727.

It is a happy number.

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

It is not a de Polignac number, because 727938245 - 2⁴ = 727938229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 727938245.

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, 380165 + ... + 382074.

It is an arithmetic number, because the mean of its divisors is an integer number (109762560).

Almost surely, 2^727938245 is an apocalyptic number.

It is an amenable number.

727938245 is a deficient number, since it is larger than the sum of its proper divisors (150162235).

727938245 is a wasteful number, since it uses less digits than its factorization.

727938245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762435.

The product of its digits is 846720, while the sum is 47.

The square root of 727938245 is about 26980.3307059050. The cubic root of 727938245 is about 899.5628514884.

The spelling of 727938245 in words is "seven hundred twenty-seven million, nine hundred thirty-eight thousand, two hundred forty-five".