798654247 has 2 divisors, whose sum is σ = 798654248. Its totient is φ = 798654246.

The previous prime is 798654163. The next prime is 798654257. The reversal of 798654247 is 742456897.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 798654247 - 2⁷ = 798654119 is a prime.

It is a super-2 number, since 2×798654247² = 1275697212502274018, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 798654194 and 798654203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798654257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399327123 + 399327124.

It is an arithmetic number, because the mean of its divisors is an integer number (399327124).

Almost surely, 2^798654247 is an apocalyptic number.

798654247 is a deficient number, since it is larger than the sum of its proper divisors (1).

798654247 is an equidigital number, since it uses as much as digits as its factorization.

798654247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 52.

The square root of 798654247 is about 28260.4714574970. The cubic root of 798654247 is about 927.7969385610.

The spelling of 798654247 in words is "seven hundred ninety-eight million, six hundred fifty-four thousand, two hundred forty-seven".