694993 has 8 divisors (see below), whose sum is σ = 755048. Its totient is φ = 635904.

The previous prime is 694987. The next prime is 694997. The reversal of 694993 is 399496.

694993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9409 + 685584 = 97^2 + 828^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 694993 - 2⁹ = 694481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (694997) 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, 2371 + ... + 2647.

It is an arithmetic number, because the mean of its divisors is an integer number (94381).

2⁶⁹⁴⁹⁹³ is an apocalyptic number.

It is an amenable number.

694993 is a deficient number, since it is larger than the sum of its proper divisors (60055).

694993 is a wasteful number, since it uses less digits than its factorization.

694993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483.

The product of its digits is 52488, while the sum is 40.

The square root of 694993 is about 833.6624016951. The cubic root of 694993 is about 88.5781917188.

The spelling of 694993 in words is "six hundred ninety-four thousand, nine hundred ninety-three".