694023 has 8 divisors (see below), whose sum is σ = 1009536. Its totient is φ = 420600.

The previous prime is 694019. The next prime is 694033. The reversal of 694023 is 320496.

694023 = 167² + 168² + ... + 188².

694023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 694023 - 2² = 694019 is a prime.

694023 is a lucky number.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 693984 and 694002.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 694023.

It is not an unprimeable number, because it can be changed into a prime (694033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10483 + ... + 10548.

It is an arithmetic number, because the mean of its divisors is an integer number (126192).

2⁶⁹⁴⁰²³ is an apocalyptic number.

694023 is a deficient number, since it is larger than the sum of its proper divisors (315513).

694023 is a wasteful number, since it uses less digits than its factorization.

694023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21045.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 694023 is about 833.0804282901. The cubic root of 694023 is about 88.5369630781.

The spelling of 694023 in words is "six hundred ninety-four thousand, twenty-three".