862493 has 2 divisors, whose sum is σ = 862494. Its totient is φ = 862492.

The previous prime is 862487. The next prime is 862501. The reversal of 862493 is 394268.

862493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 573049 + 289444 = 757^2 + 538^2 .

It is a cyclic number.

It is not a de Polignac number, because 862493 - 2¹² = 858397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (862423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431246 + 431247.

It is an arithmetic number, because the mean of its divisors is an integer number (431247).

2⁸⁶²⁴⁹³ is an apocalyptic number.

It is an amenable number.

862493 is a deficient number, since it is larger than the sum of its proper divisors (1).

862493 is an equidigital number, since it uses as much as digits as its factorization.

862493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 862493 is about 928.7050123694. The cubic root of 862493 is about 95.1886555816.

The spelling of 862493 in words is "eight hundred sixty-two thousand, four hundred ninety-three".