266425079 has 4 divisors (see below), whose sum is σ = 266487984. Its totient is φ = 266362176.

The previous prime is 266425057. The next prime is 266425109. The reversal of 266425079 is 970524662.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266425079 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 (266425009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24602 + ... + 33735.

It is an arithmetic number, because the mean of its divisors is an integer number (66621996).

Almost surely, 2^266425079 is an apocalyptic number.

266425079 is a deficient number, since it is larger than the sum of its proper divisors (62905).

266425079 is an equidigital number, since it uses as much as digits as its factorization.

266425079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62904.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 266425079 is about 16322.5328610483. The cubic root of 266425079 is about 643.4651557362.

The spelling of 266425079 in words is "two hundred sixty-six million, four hundred twenty-five thousand, seventy-nine".