266614401 has 8 divisors (see below), whose sum is σ = 355563040. Its totient is φ = 177704352.

The previous prime is 266614399. The next prime is 266614427. The reversal of 266614401 is 104416662.

266614401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 266614401 - 2¹ = 266614399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266614001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16965 + ... + 28653.

It is an arithmetic number, because the mean of its divisors is an integer number (44445380).

Almost surely, 2^266614401 is an apocalyptic number.

It is an amenable number.

266614401 is a deficient number, since it is larger than the sum of its proper divisors (88948639).

266614401 is a wasteful number, since it uses less digits than its factorization.

266614401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19295.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 266614401 is about 16328.3312374535. The cubic root of 266614401 is about 643.6175353675.

The spelling of 266614401 in words is "two hundred sixty-six million, six hundred fourteen thousand, four hundred one".