861262 has 8 divisors (see below), whose sum is σ = 1296792. Its totient is φ = 429000.

The previous prime is 861239. The next prime is 861293. The reversal of 861262 is 262168.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12 + ... + 1312.

It is an arithmetic number, because the mean of its divisors is an integer number (162099).

2⁸⁶¹²⁶² is an apocalyptic number.

861262 is a deficient number, since it is larger than the sum of its proper divisors (435530).

861262 is a wasteful number, since it uses less digits than its factorization.

861262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634.

The product of its digits is 1152, while the sum is 25.

The square root of 861262 is about 928.0420249105. The cubic root of 861262 is about 95.1433477639.

The spelling of 861262 in words is "eight hundred sixty-one thousand, two hundred sixty-two".