726947395 has 4 divisors (see below), whose sum is σ = 872336880. Its totient is φ = 581557912.

The previous prime is 726947383. The next prime is 726947401. The reversal of 726947395 is 593749627.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 726947395 - 2⁷ = 726947267 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72694735 + ... + 72694744.

It is an arithmetic number, because the mean of its divisors is an integer number (218084220).

Almost surely, 2^726947395 is an apocalyptic number.

726947395 is a deficient number, since it is larger than the sum of its proper divisors (145389485).

726947395 is a wasteful number, since it uses less digits than its factorization.

726947395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145389484.

The product of its digits is 2857680, while the sum is 52.

The square root of 726947395 is about 26961.9620020502. The cubic root of 726947395 is about 899.1545125564.

It can be divided in two parts, 72694 and 7395, that added together give a square (80089 = 283²).

The spelling of 726947395 in words is "seven hundred twenty-six million, nine hundred forty-seven thousand, three hundred ninety-five".