861352 has 16 divisors (see below), whose sum is σ = 1640160. Its totient is φ = 423984.

The previous prime is 861347. The next prime is 861353. The reversal of 861352 is 253168.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (861353) 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, 268 + ... + 1339.

It is an arithmetic number, because the mean of its divisors is an integer number (102510).

2⁸⁶¹³⁵² is an apocalyptic number.

It is an amenable number.

861352 is a deficient number, since it is larger than the sum of its proper divisors (778808).

861352 is a wasteful number, since it uses less digits than its factorization.

861352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680 (or 1676 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 861352 is about 928.0905128273. The cubic root of 861352 is about 95.1466617393.

The spelling of 861352 in words is "eight hundred sixty-one thousand, three hundred fifty-two".