862249 has 2 divisors, whose sum is σ = 862250. Its totient is φ = 862248.

The previous prime is 862241. The next prime is 862259. The reversal of 862249 is 942268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 446224 + 416025 = 668^2 + 645^2 .

It is a cyclic number.

It is not a de Polignac number, because 862249 - 2³ = 862241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 862249.

It is not a weakly prime, because it can be changed into another prime (862241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431124 + 431125.

It is an arithmetic number, because the mean of its divisors is an integer number (431125).

2⁸⁶²²⁴⁹ is an apocalyptic number.

It is an amenable number.

862249 is a deficient number, since it is larger than the sum of its proper divisors (1).

862249 is an equidigital number, since it uses as much as digits as its factorization.

862249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 31.

The square root of 862249 is about 928.5736373600. The cubic root of 862249 is about 95.1796784179.

It can be divided in two parts, 862 and 249, that added together give a palindrome (1111).

The spelling of 862249 in words is "eight hundred sixty-two thousand, two hundred forty-nine".