727473797 has 4 divisors (see below), whose sum is σ = 727694496. Its totient is φ = 727253100.

The previous prime is 727473793. The next prime is 727473827. The reversal of 727473797 is 797374727.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 727473797 - 2² = 727473793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (727473793) 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, 105329 + ... + 112022.

It is an arithmetic number, because the mean of its divisors is an integer number (181923624).

Almost surely, 2^727473797 is an apocalyptic number.

It is an amenable number.

727473797 is a deficient number, since it is larger than the sum of its proper divisors (220699).

727473797 is a wasteful number, since it uses less digits than its factorization.

727473797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220698.

The product of its digits is 3630312, while the sum is 53.

The square root of 727473797 is about 26971.7221734171. The cubic root of 727473797 is about 899.3714941133.

The spelling of 727473797 in words is "seven hundred twenty-seven million, four hundred seventy-three thousand, seven hundred ninety-seven".