697164 has 48 divisors (see below), whose sum is σ = 1811040. Its totient is φ = 207360.

The previous prime is 697157. The next prime is 697181. The reversal of 697164 is 461796.

It is a happy number.

Its product of digits (9072) is a multiple of the sum of its prime divisors (168).

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, 6342 + ... + 6450.

It is an arithmetic number, because the mean of its divisors is an integer number (37730).

2⁶⁹⁷¹⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (905520).

697164 is an abundant number, since it is smaller than the sum of its proper divisors (1113876).

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

697164 is a wasteful number, since it uses less digits than its factorization.

697164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 168 counting only the distinct ones).

The product of its digits is 9072, while the sum is 33.

The square root of 697164 is about 834.9634722549. The cubic root of 697164 is about 88.6703285527.

It can be divided in two parts, 697 and 164, that added together give a triangular number (861 = T₄₁).

The spelling of 697164 in words is "six hundred ninety-seven thousand, one hundred sixty-four".