704574149 has 4 divisors (see below), whose sum is σ = 709717164. Its totient is φ = 699431136.

The previous prime is 704574139. The next prime is 704574161. The reversal of 704574149 is 941475407.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 941475407 = 71 ⋅13260217.

It can be written as a sum of positive squares in 2 ways, for example, as 501312100 + 203262049 = 22390^2 + 14257^2 .

It is a cyclic number.

It is not a de Polignac number, because 704574149 - 2¹⁶ = 704508613 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 (704574119) 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, 2571302 + ... + 2571575.

It is an arithmetic number, because the mean of its divisors is an integer number (177429291).

Almost surely, 2^704574149 is an apocalyptic number.

It is an amenable number.

704574149 is a deficient number, since it is larger than the sum of its proper divisors (5143015).

704574149 is a wasteful number, since it uses less digits than its factorization.

704574149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5143014.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 704574149 is about 26543.8156450801. The cubic root of 704574149 is about 889.8338068673.

The spelling of 704574149 in words is "seven hundred four million, five hundred seventy-four thousand, one hundred forty-nine".