976489 has 2 divisors, whose sum is σ = 976490. Its totient is φ = 976488.

The previous prime is 976483. The next prime is 976501. The reversal of 976489 is 984679.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514089 + 462400 = 717^2 + 680^2 .

It is a cyclic number.

It is not a de Polignac number, because 976489 - 2⁵ = 976457 is a prime.

It is a super-3 number, since 3×976489³ = 2793336915765654507, which contains 333 as substring.

976489 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (976483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488244 + 488245.

It is an arithmetic number, because the mean of its divisors is an integer number (488245).

2⁹⁷⁶⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

976489 is a deficient number, since it is larger than the sum of its proper divisors (1).

976489 is an equidigital number, since it uses as much as digits as its factorization.

976489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 43.

The square root of 976489 is about 988.1745797176. The cubic root of 976489 is about 99.2100766407.

The spelling of 976489 in words is "nine hundred seventy-six thousand, four hundred eighty-nine".