612886 has 8 divisors (see below), whose sum is σ = 951120. Its totient is φ = 295848.

The previous prime is 612877. The next prime is 612889. The reversal of 612886 is 688216.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5226 + ... + 5341.

It is an arithmetic number, because the mean of its divisors is an integer number (118890).

2⁶¹²⁸⁸⁶ is an apocalyptic number.

612886 is a deficient number, since it is larger than the sum of its proper divisors (338234).

612886 is a wasteful number, since it uses less digits than its factorization.

612886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10598.

The product of its digits is 4608, while the sum is 31.

The square root of 612886 is about 782.8703596382. The cubic root of 612886 is about 84.9427988851.

The spelling of 612886 in words is "six hundred twelve thousand, eight hundred eighty-six".