861302 has 16 divisors (see below), whose sum is σ = 1406832. Its totient is φ = 393120.

The previous prime is 861299. The next prime is 861317. The reversal of 861302 is 203168.

861302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×861302² = 1483682270408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3977 + ... + 4187.

It is an arithmetic number, because the mean of its divisors is an integer number (87927).

2⁸⁶¹³⁰² is an apocalyptic number.

861302 is a deficient number, since it is larger than the sum of its proper divisors (545530).

861302 is a wasteful number, since it uses less digits than its factorization.

861302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 861302 is about 928.0635754085. The cubic root of 861302 is about 95.1448206704.

The spelling of 861302 in words is "eight hundred sixty-one thousand, three hundred two".