997422683 has 2 divisors, whose sum is σ = 997422684. Its totient is φ = 997422682.

The previous prime is 997422667. The next prime is 997422731. The reversal of 997422683 is 386224799.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 997422683 - 2⁴ = 997422667 is a prime.

It is not a weakly prime, because it can be changed into another prime (997424683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498711341 + 498711342.

It is an arithmetic number, because the mean of its divisors is an integer number (498711342).

Almost surely, 2^997422683 is an apocalyptic number.

997422683 is a deficient number, since it is larger than the sum of its proper divisors (1).

997422683 is an equidigital number, since it uses as much as digits as its factorization.

997422683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 50.

The square root of 997422683 is about 31581.9993508961. Note that the first 3 decimals coincide. The cubic root of 997422683 is about 999.1401552122.

The spelling of 997422683 in words is "nine hundred ninety-seven million, four hundred twenty-two thousand, six hundred eighty-three".