338274247 has 2 divisors, whose sum is σ = 338274248. Its totient is φ = 338274246.

The previous prime is 338274221. The next prime is 338274259. The reversal of 338274247 is 742472833.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 338274247 - 2¹¹ = 338272199 is a prime.

It is a super-2 number, since 2×338274247² = 228858932366834018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338274847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169137123 + 169137124.

It is an arithmetic number, because the mean of its divisors is an integer number (169137124).

Almost surely, 2^338274247 is an apocalyptic number.

338274247 is a deficient number, since it is larger than the sum of its proper divisors (1).

338274247 is an equidigital number, since it uses as much as digits as its factorization.

338274247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 40.

The square root of 338274247 is about 18392.2333336656. The cubic root of 338274247 is about 696.7703238031.

The spelling of 338274247 in words is "three hundred thirty-eight million, two hundred seventy-four thousand, two hundred forty-seven".