712442166 has 16 divisors (see below), whose sum is σ = 1438202304. Its totient is φ = 235261064.

The previous prime is 712442161. The next prime is 712442167. The reversal of 712442166 is 661244217.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712442161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554220 + ... + 555503.

It is an arithmetic number, because the mean of its divisors is an integer number (89887644).

Almost surely, 2^712442166 is an apocalyptic number.

712442166 is an abundant number, since it is smaller than the sum of its proper divisors (725760138).

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

712442166 is a wasteful number, since it uses less digits than its factorization.

712442166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109835.

The product of its digits is 16128, while the sum is 33.

The square root of 712442166 is about 26691.6122780172. The cubic root of 712442166 is about 893.1338271653.

The spelling of 712442166 in words is "seven hundred twelve million, four hundred forty-two thousand, one hundred sixty-six".