862997 has 2 divisors, whose sum is σ = 862998. Its totient is φ = 862996.

The previous prime is 862991. The next prime is 863003. The reversal of 862997 is 799268.

862997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (862991) and next prime (863003).

It can be written as a sum of positive squares in only one way, i.e., 461041 + 401956 = 679^2 + 634^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-862997 is a prime.

It is a d-powerful number, because it can be written as 8 + 6² + 9² + 2¹⁵ + 9⁴ + 7⁷ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (862991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431498 + 431499.

It is an arithmetic number, because the mean of its divisors is an integer number (431499).

2⁸⁶²⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

862997 is a deficient number, since it is larger than the sum of its proper divisors (1).

862997 is an equidigital number, since it uses as much as digits as its factorization.

862997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 862997 is about 928.9763183203. The cubic root of 862997 is about 95.2071932163.

The spelling of 862997 in words is "eight hundred sixty-two thousand, nine hundred ninety-seven".