705172 has 24 divisors (see below), whose sum is σ = 1354752. Its totient is φ = 319200.

The previous prime is 705169. The next prime is 705181. The reversal of 705172 is 271507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3597 + ... + 3787.

It is an arithmetic number, because the mean of its divisors is an integer number (56448).

2⁷⁰⁵¹⁷² is an apocalyptic number.

It is an amenable number.

705172 is a deficient number, since it is larger than the sum of its proper divisors (649580).

705172 is a wasteful number, since it uses less digits than its factorization.

705172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 490, while the sum is 22.

The square root of 705172 is about 839.7451994504. The cubic root of 705172 is about 89.0085418726.

Adding to 705172 its reverse (271507), we get a palindrome (976679).

The spelling of 705172 in words is "seven hundred five thousand, one hundred seventy-two".