793420447 has 4 divisors (see below), whose sum is σ = 840092256. Its totient is φ = 746748640.

The previous prime is 793420427. The next prime is 793420451. The reversal of 793420447 is 744024397.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-793420447 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 (793420427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23335879 + ... + 23335912.

It is an arithmetic number, because the mean of its divisors is an integer number (210023064).

Almost surely, 2^793420447 is an apocalyptic number.

793420447 is a deficient number, since it is larger than the sum of its proper divisors (46671809).

793420447 is a wasteful number, since it uses less digits than its factorization.

793420447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46671808.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 793420447 is about 28167.7199467760. The cubic root of 793420447 is about 925.7657927184.

The spelling of 793420447 in words is "seven hundred ninety-three million, four hundred twenty thousand, four hundred forty-seven".