712745 has 8 divisors (see below), whose sum is σ = 933120. Its totient is φ = 518320.

The previous prime is 712739. The next prime is 712781. The reversal of 712745 is 547217.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 712745 - 2⁶ = 712681 is a prime.

It is a Curzon 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, 6425 + ... + 6534.

It is an arithmetic number, because the mean of its divisors is an integer number (116640).

2⁷¹²⁷⁴⁵ is an apocalyptic number.

It is an amenable number.

712745 is a deficient number, since it is larger than the sum of its proper divisors (220375).

712745 is a wasteful number, since it uses less digits than its factorization.

712745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12975.

The product of its digits is 1960, while the sum is 26.

The square root of 712745 is about 844.2422638082. The cubic root of 712745 is about 89.3260355787.

The spelling of 712745 in words is "seven hundred twelve thousand, seven hundred forty-five".