694957 has 2 divisors, whose sum is σ = 694958. Its totient is φ = 694956.

The previous prime is 694951. The next prime is 694979. The reversal of 694957 is 759496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 561001 + 133956 = 749^2 + 366^2 .

It is a cyclic number.

It is not a de Polignac number, because 694957 - 2⁷ = 694829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (694951) 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 as a sum of consecutive naturals, namely, 347478 + 347479.

It is an arithmetic number, because the mean of its divisors is an integer number (347479).

2⁶⁹⁴⁹⁵⁷ is an apocalyptic number.

It is an amenable number.

694957 is a deficient number, since it is larger than the sum of its proper divisors (1).

694957 is an equidigital number, since it uses as much as digits as its factorization.

694957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 40.

The square root of 694957 is about 833.6408099415. The cubic root of 694957 is about 88.5766622694.

The spelling of 694957 in words is "six hundred ninety-four thousand, nine hundred fifty-seven".