864602 has 4 divisors (see below), whose sum is σ = 1296906. Its totient is φ = 432300.

The previous prime is 864587. The next prime is 864613. The reversal of 864602 is 206468.

864602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 561001 + 303601 = 749^2 + 551^2 .

It is an unprimeable number.

864602 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216149 + ... + 216152.

2⁸⁶⁴⁶⁰² is an apocalyptic number.

864602 is a deficient number, since it is larger than the sum of its proper divisors (432304).

864602 is a wasteful number, since it uses less digits than its factorization.

864602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432303.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 864602 is about 929.8397711434. The cubic root of 864602 is about 95.2661787101.

The spelling of 864602 in words is "eight hundred sixty-four thousand, six hundred two".