2400226217 has 2 divisors, whose sum is σ = 2400226218. Its totient is φ = 2400226216.

The previous prime is 2400226189. The next prime is 2400226237. The reversal of 2400226217 is 7126220042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1207145536 + 1193080681 = 34744^2 + 34541^2 .

It is a cyclic number.

It is not a de Polignac number, because 2400226217 - 2¹⁰ = 2400225193 is a prime.

It is a super-2 number, since 2×2400226217² = 11522171785548262178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2400226237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200113108 + 1200113109.

It is an arithmetic number, because the mean of its divisors is an integer number (1200113109).

Almost surely, 2^2400226217 is an apocalyptic number.

It is an amenable number.

2400226217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400226217 is an equidigital number, since it uses as much as digits as its factorization.

2400226217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2400226217 is about 48992.1036188486. The cubic root of 2400226217 is about 1338.9079647076.

Adding to 2400226217 its reverse (7126220042), we get a palindrome (9526446259).

The spelling of 2400226217 in words is "two billion, four hundred million, two hundred twenty-six thousand, two hundred seventeen".