6862489 has 2 divisors, whose sum is σ = 6862490. Its totient is φ = 6862488.

The previous prime is 6862483. The next prime is 6862507. The reversal of 6862489 is 9842686.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3640464 + 3222025 = 1908^2 + 1795^2 .

It is a cyclic number.

It is not a de Polignac number, because 6862489 - 2³ = 6862481 is a prime.

It is not a weakly prime, because it can be changed into another prime (6862481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3431244 + 3431245.

It is an arithmetic number, because the mean of its divisors is an integer number (3431245).

Almost surely, 2^6862489 is an apocalyptic number.

It is an amenable number.

6862489 is a deficient number, since it is larger than the sum of its proper divisors (1).

6862489 is an equidigital number, since it uses as much as digits as its factorization.

6862489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 43.

The square root of 6862489 is about 2619.6352799579. The cubic root of 6862489 is about 190.0322106055.

The spelling of 6862489 in words is "six million, eight hundred sixty-two thousand, four hundred eighty-nine".