264686461 has 8 divisors (see below), whose sum is σ = 297440640. Its totient is φ = 233702832.

The previous prime is 264686459. The next prime is 264686501. The reversal of 264686461 is 164686462.

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

It is a cyclic number.

It is not a de Polignac number, because 264686461 - 2¹ = 264686459 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 (264686861) 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, 442321 + ... + 442918.

It is an arithmetic number, because the mean of its divisors is an integer number (37180080).

Almost surely, 2^264686461 is an apocalyptic number.

It is an amenable number.

264686461 is a deficient number, since it is larger than the sum of its proper divisors (32754179).

264686461 is a wasteful number, since it uses less digits than its factorization.

264686461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885275.

The product of its digits is 331776, while the sum is 43.

The square root of 264686461 is about 16269.1874720282. The cubic root of 264686461 is about 642.0624067917.

Subtracting from 264686461 its reverse (164686462), we obtain a palindrome (99999999).

The spelling of 264686461 in words is "two hundred sixty-four million, six hundred eighty-six thousand, four hundred sixty-one".