264066407 has 8 divisors (see below), whose sum is σ = 290454672. Its totient is φ = 240059160.

The previous prime is 264066403. The next prime is 264066479. The reversal of 264066407 is 704660462.

It is a happy number.

It is not a de Polignac number, because 264066407 - 2² = 264066403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264066403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97868 + ... + 100529.

It is an arithmetic number, because the mean of its divisors is an integer number (36306834).

Almost surely, 2^264066407 is an apocalyptic number.

264066407 is a deficient number, since it is larger than the sum of its proper divisors (26388265).

264066407 is an equidigital number, since it uses as much as digits as its factorization.

264066407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198430 (or 198408 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 264066407 is about 16250.1202149399. The cubic root of 264066407 is about 641.5606500585.

The spelling of 264066407 in words is "two hundred sixty-four million, sixty-six thousand, four hundred seven".