704409549 has 4 divisors (see below), whose sum is σ = 939212736. Its totient is φ = 469606364.

The previous prime is 704409533. The next prime is 704409593. The reversal of 704409549 is 945904407.

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 704409549 - 2⁴ = 704409533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 704409549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704409509) 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, 117401589 + ... + 117401594.

It is an arithmetic number, because the mean of its divisors is an integer number (234803184).

Almost surely, 2^704409549 is an apocalyptic number.

It is an amenable number.

704409549 is a deficient number, since it is larger than the sum of its proper divisors (234803187).

704409549 is a wasteful number, since it uses less digits than its factorization.

704409549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234803186.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 704409549 is about 26540.7149300843. The cubic root of 704409549 is about 889.7645082458.

The spelling of 704409549 in words is "seven hundred four million, four hundred nine thousand, five hundred forty-nine".