712149 has 8 divisors (see below), whose sum is σ = 990912. Its totient is φ = 454080.

The previous prime is 712133. The next prime is 712157. The reversal of 712149 is 941217.

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

It is not a de Polignac number, because 712149 - 2⁴ = 712133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5092 + ... + 5229.

It is an arithmetic number, because the mean of its divisors is an integer number (123864).

2⁷¹²¹⁴⁹ is an apocalyptic number.

It is an amenable number.

712149 is a deficient number, since it is larger than the sum of its proper divisors (278763).

712149 is a wasteful number, since it uses less digits than its factorization.

712149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10347.

The product of its digits is 504, while the sum is 24.

The square root of 712149 is about 843.8892107380. The cubic root of 712149 is about 89.3011303819.

It can be divided in two parts, 712 and 149, that added together give a triangular number (861 = T₄₁).

The spelling of 712149 in words is "seven hundred twelve thousand, one hundred forty-nine".