264307473 has 6 divisors (see below), whose sum is σ = 381777474. Its totient is φ = 176204976.

The previous prime is 264307469. The next prime is 264307481. The reversal of 264307473 is 374703462.

It is a happy number.

264307473 is a `hidden beast` number, since 2 + 643 + 0 + 7 + 4 + 7 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 264290049 + 17424 = 16257^2 + 132^2 .

It is not a de Polignac number, because 264307473 - 2² = 264307469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264307403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14683740 + ... + 14683757.

It is an arithmetic number, because the mean of its divisors is an integer number (63629579).

Almost surely, 2^264307473 is an apocalyptic number.

It is an amenable number.

264307473 is a deficient number, since it is larger than the sum of its proper divisors (117470001).

264307473 is a wasteful number, since it uses less digits than its factorization.

264307473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29367503 (or 29367500 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 36.

The square root of 264307473 is about 16257.5358833988. The cubic root of 264307473 is about 641.7558174065.

The spelling of 264307473 in words is "two hundred sixty-four million, three hundred seven thousand, four hundred seventy-three".