705132 has 24 divisors (see below), whose sum is σ = 1828400. Its totient is φ = 235008.

The previous prime is 705127. The next prime is 705137. The reversal of 705132 is 231507.

It is an interprime number because it is at equal distance from previous prime (705127) and next prime (705137).

It is a super-2 number, since 2×705132² = 994422274848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (705137) by changing a digit.

705132 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3157 + ... + 3372.

2⁷⁰⁵¹³² is an apocalyptic number.

It is an amenable number.

705132 is an abundant number, since it is smaller than the sum of its proper divisors (1123268).

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

705132 is a wasteful number, since it uses less digits than its factorization.

705132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6542 (or 6534 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 705132 is about 839.7213823644. The cubic root of 705132 is about 89.0068588747.

Adding to 705132 its reverse (231507), we get a palindrome (936639).

The spelling of 705132 in words is "seven hundred five thousand, one hundred thirty-two".