264220007 has 2 divisors, whose sum is σ = 264220008. Its totient is φ = 264220006.

The previous prime is 264219983. The next prime is 264220009. The reversal of 264220007 is 700022462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264220007 - 2⁸ = 264219751 is a prime.

Together with 264220009, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264220009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132110003 + 132110004.

It is an arithmetic number, because the mean of its divisors is an integer number (132110004).

Almost surely, 2^264220007 is an apocalyptic number.

264220007 is a deficient number, since it is larger than the sum of its proper divisors (1).

264220007 is an equidigital number, since it uses as much as digits as its factorization.

264220007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 264220007 is about 16254.8456467602. The cubic root of 264220007 is about 641.6850185415.

Adding to 264220007 its reverse (700022462), we get a palindrome (964242469).

The spelling of 264220007 in words is "two hundred sixty-four million, two hundred twenty thousand, seven".