699373 has 2 divisors, whose sum is σ = 699374. Its totient is φ = 699372.

The previous prime is 699367. The next prime is 699379. The reversal of 699373 is 373996.

It is a balanced prime because it is at equal distance from previous prime (699367) and next prime (699379).

It can be written as a sum of positive squares in only one way, i.e., 643204 + 56169 = 802^2 + 237^2 .

It is a cyclic number.

It is not a de Polignac number, because 699373 - 2¹³ = 691181 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (699379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349686 + 349687.

It is an arithmetic number, because the mean of its divisors is an integer number (349687).

2⁶⁹⁹³⁷³ is an apocalyptic number.

It is an amenable number.

699373 is a deficient number, since it is larger than the sum of its proper divisors (1).

699373 is an equidigital number, since it uses as much as digits as its factorization.

699373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618, while the sum is 37.

The square root of 699373 is about 836.2852384205. The cubic root of 699373 is about 88.7638819785.

The spelling of 699373 in words is "six hundred ninety-nine thousand, three hundred seventy-three".