696660 has 48 divisors (see below), whose sum is σ = 2068416. Its totient is φ = 174592.

The previous prime is 696659. The next prime is 696679. The reversal of 696660 is 66696.

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 in 15 ways as a sum of consecutive naturals, for example, 679 + ... + 1361.

It is an arithmetic number, because the mean of its divisors is an integer number (43092).

2⁶⁹⁶⁶⁶⁰ is an apocalyptic number.

696660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 696660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034208).

696660 is an abundant number, since it is smaller than the sum of its proper divisors (1371756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

696660 is a wasteful number, since it uses less digits than its factorization.

696660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 696660 is about 834.6616080784. The cubic root of 696660 is about 88.6489559541.

The spelling of 696660 in words is "six hundred ninety-six thousand, six hundred sixty".