264257601 has 8 divisors (see below), whose sum is σ = 352425984. Its totient is φ = 176130480.

The previous prime is 264257597. The next prime is 264257611. The reversal of 264257601 is 106752462.

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

It is not a de Polignac number, because 264257601 - 2² = 264257597 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (264257611) 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, 10816 + ... + 25406.

It is an arithmetic number, because the mean of its divisors is an integer number (44053248).

Almost surely, 2^264257601 is an apocalyptic number.

It is an amenable number.

264257601 is a deficient number, since it is larger than the sum of its proper divisors (88168383).

264257601 is a wasteful number, since it uses less digits than its factorization.

264257601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20631.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 264257601 is about 16256.0019992617. The cubic root of 264257601 is about 641.7154507090.

The spelling of 264257601 in words is "two hundred sixty-four million, two hundred fifty-seven thousand, six hundred one".