6982457 has 2 divisors, whose sum is σ = 6982458. Its totient is φ = 6982456.

The previous prime is 6982429. The next prime is 6982463. The reversal of 6982457 is 7542896.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5067001 + 1915456 = 2251^2 + 1384^2 .

It is a cyclic number.

It is not a de Polignac number, because 6982457 - 2¹⁰ = 6981433 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 6⁵ + 9⁷ + 8⁷ + 2 + 4⁷ + 5⁷ + 7² .

It is not a weakly prime, because it can be changed into another prime (6982057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3491228 + 3491229.

It is an arithmetic number, because the mean of its divisors is an integer number (3491229).

Almost surely, 2^6982457 is an apocalyptic number.

It is an amenable number.

6982457 is a deficient number, since it is larger than the sum of its proper divisors (1).

6982457 is an equidigital number, since it uses as much as digits as its factorization.

6982457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 41.

The square root of 6982457 is about 2642.4339159192. The cubic root of 6982457 is about 191.1331819677.

The spelling of 6982457 in words is "six million, nine hundred eighty-two thousand, four hundred fifty-seven".