704842449 has 16 divisors (see below), whose sum is σ = 999458880. Its totient is φ = 440570880.

The previous prime is 704842433. The next prime is 704842471. The reversal of 704842449 is 944248407.

It is a happy number.

It is not a de Polignac number, because 704842449 - 2⁴ = 704842433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 704842449.

It is not an unprimeable number, because it can be changed into a prime (704842349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58212 + ... + 69269.

It is an arithmetic number, because the mean of its divisors is an integer number (62466180).

Almost surely, 2^704842449 is an apocalyptic number.

It is an amenable number.

704842449 is a deficient number, since it is larger than the sum of its proper divisors (294616431).

704842449 is a wasteful number, since it uses less digits than its factorization.

704842449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127600.

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 704842449 is about 26548.8690719586. The cubic root of 704842449 is about 889.9467413318.

The spelling of 704842449 in words is "seven hundred four million, eight hundred forty-two thousand, four hundred forty-nine".