704081291 has 4 divisors (see below), whose sum is σ = 719061792. Its totient is φ = 689100792.

The previous prime is 704081263. The next prime is 704081311. The reversal of 704081291 is 192180407.

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-704081291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (704081491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7490180 + ... + 7490273.

It is an arithmetic number, because the mean of its divisors is an integer number (179765448).

Almost surely, 2^704081291 is an apocalyptic number.

704081291 is a deficient number, since it is larger than the sum of its proper divisors (14980501).

704081291 is a wasteful number, since it uses less digits than its factorization.

704081291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14980500.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 704081291 is about 26534.5301635435. The cubic root of 704081291 is about 889.6262753579.

The spelling of 704081291 in words is "seven hundred four million, eighty-one thousand, two hundred ninety-one".