697073 has 12 divisors (see below), whose sum is σ = 795060. Its totient is φ = 606816.

The previous prime is 697069. The next prime is 697079. The reversal of 697073 is 370796.

697073 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 2 ways, for example, as 223729 + 473344 = 473^2 + 688^2 .

It is not a de Polignac number, because 697073 - 2² = 697069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (697079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16190 + ... + 16232.

It is an arithmetic number, because the mean of its divisors is an integer number (66255).

2⁶⁹⁷⁰⁷³ is an apocalyptic number.

It is an amenable number.

697073 is a deficient number, since it is larger than the sum of its proper divisors (97987).

697073 is a wasteful number, since it uses less digits than its factorization.

697073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 697073 is about 834.9089770747. The cubic root of 697073 is about 88.6664703735. Note that the first 3 decimals are identical.

It can be divided in two parts, 6 and 97073, that added together give a palindrome (97079).

The spelling of 697073 in words is "six hundred ninety-seven thousand, seventy-three".