696646 has 4 divisors (see below), whose sum is σ = 1044972. Its totient is φ = 348322.

The previous prime is 696629. The next prime is 696653. The reversal of 696646 is 646696.

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

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174160 + ... + 174163.

It is an arithmetic number, because the mean of its divisors is an integer number (261243).

2⁶⁹⁶⁶⁴⁶ is an apocalyptic number.

696646 is a deficient number, since it is larger than the sum of its proper divisors (348326).

696646 is a wasteful number, since it uses less digits than its factorization.

696646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348325.

The product of its digits is 46656, while the sum is 37.

The square root of 696646 is about 834.6532214040. The cubic root of 696646 is about 88.6483621237.

The spelling of 696646 in words is "six hundred ninety-six thousand, six hundred forty-six".