694057 has 16 divisors (see below), whose sum is σ = 887040. Its totient is φ = 528192.

The previous prime is 694039. The next prime is 694061. The reversal of 694057 is 750496.

694057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 694057 - 2¹¹ = 692009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (694087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2508 + ... + 2770.

It is an arithmetic number, because the mean of its divisors is an integer number (55440).

2⁶⁹⁴⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

694057 is a deficient number, since it is larger than the sum of its proper divisors (192983).

694057 is a wasteful number, since it uses less digits than its factorization.

694057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 694057 is about 833.1008342332. The cubic root of 694057 is about 88.5384088551.

The spelling of 694057 in words is "six hundred ninety-four thousand, fifty-seven".