165713000 has 32 divisors (see below), whose sum is σ = 387770760. Its totient is φ = 66284800.

The previous prime is 165712979. The next prime is 165713017. The reversal of 165713000 is 317561.

It can be written as a sum of positive squares in 4 ways, for example, as 108951844 + 56761156 = 10438^2 + 7534^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81857 + ... + 83856.

Almost surely, 2^165713000 is an apocalyptic number.

165713000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165713000 is an abundant number, since it is smaller than the sum of its proper divisors (222057760).

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

165713000 is a wasteful number, since it uses less digits than its factorization.

165713000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165734 (or 165720 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 165713000 is about 12872.9561484532. The cubic root of 165713000 is about 549.2695537514.

The spelling of 165713000 in words is "one hundred sixty-five million, seven hundred thirteen thousand".