97948247 has 2 divisors, whose sum is σ = 97948248. Its totient is φ = 97948246.

The previous prime is 97948243. The next prime is 97948273. The reversal of 97948247 is 74284979.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97948247 - 2² = 97948243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97948195 and 97948204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97948243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48974123 + 48974124.

It is an arithmetic number, because the mean of its divisors is an integer number (48974124).

Almost surely, 2^97948247 is an apocalyptic number.

97948247 is a deficient number, since it is larger than the sum of its proper divisors (1).

97948247 is an equidigital number, since it uses as much as digits as its factorization.

97948247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 50.

The square root of 97948247 is about 9896.8806701910. The cubic root of 97948247 is about 460.9624571231.

The spelling of 97948247 in words is "ninety-seven million, nine hundred forty-eight thousand, two hundred forty-seven".