694969 has 4 divisors (see below), whose sum is σ = 758160. Its totient is φ = 631780.

The previous prime is 694957. The next prime is 694979. The reversal of 694969 is 969496.

It is a happy number.

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 694969 - 2⁹ = 694457 is a prime.

It is a super-2 number, since 2×694969² = 965963821922, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

694969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (694919) 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 in 3 ways as a sum of consecutive naturals, for example, 31579 + ... + 31600.

It is an arithmetic number, because the mean of its divisors is an integer number (189540).

2⁶⁹⁴⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

694969 is a deficient number, since it is larger than the sum of its proper divisors (63191).

694969 is a wasteful number, since it uses less digits than its factorization.

694969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63190.

The product of its digits is 104976, while the sum is 43.

The square root of 694969 is about 833.6480072549. The cubic root of 694969 is about 88.5771720917.

The spelling of 694969 in words is "six hundred ninety-four thousand, nine hundred sixty-nine".