704431037 has 2 divisors, whose sum is σ = 704431038. Its totient is φ = 704431036.

The previous prime is 704431033. The next prime is 704431129. The reversal of 704431037 is 730134407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477597316 + 226833721 = 21854^2 + 15061^2 .

It is an emirp because it is prime and its reverse (730134407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 704431037 - 2² = 704431033 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704431033) 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 as a sum of consecutive naturals, namely, 352215518 + 352215519.

It is an arithmetic number, because the mean of its divisors is an integer number (352215519).

Almost surely, 2^704431037 is an apocalyptic number.

It is an amenable number.

704431037 is a deficient number, since it is larger than the sum of its proper divisors (1).

704431037 is an equidigital number, since it uses as much as digits as its factorization.

704431037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 704431037 is about 26541.1197390012. The cubic root of 704431037 is about 889.7735555703.

The spelling of 704431037 in words is "seven hundred four million, four hundred thirty-one thousand, thirty-seven".