696397 has 4 divisors (see below), whose sum is σ = 749980. Its totient is φ = 642816.

The previous prime is 696379. The next prime is 696403. The reversal of 696397 is 793696.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 86436 + 609961 = 294^2 + 781^2 .

It is a cyclic number.

It is not a de Polignac number, because 696397 - 2¹¹ = 694349 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26772 + ... + 26797.

It is an arithmetic number, because the mean of its divisors is an integer number (187495).

2⁶⁹⁶³⁹⁷ is an apocalyptic number.

It is an amenable number.

696397 is a deficient number, since it is larger than the sum of its proper divisors (53583).

696397 is a wasteful number, since it uses less digits than its factorization.

696397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53582.

The product of its digits is 61236, while the sum is 40.

The square root of 696397 is about 834.5040443281. The cubic root of 696397 is about 88.6377990962.

The spelling of 696397 in words is "six hundred ninety-six thousand, three hundred ninety-seven".