264727245 has 16 divisors (see below), whose sum is σ = 423869760. Its totient is φ = 141085824.

The previous prime is 264727241. The next prime is 264727249. The reversal of 264727245 is 542727462.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (264727241) and next prime (264727249).

It is not a de Polignac number, because 264727245 - 2² = 264727241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264727241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18097 + ... + 29273.

It is an arithmetic number, because the mean of its divisors is an integer number (26491860).

Almost surely, 2^264727245 is an apocalyptic number.

It is an amenable number.

264727245 is a deficient number, since it is larger than the sum of its proper divisors (159142515).

264727245 is a wasteful number, since it uses less digits than its factorization.

264727245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12764.

The product of its digits is 188160, while the sum is 39.

The square root of 264727245 is about 16270.4408360683. The cubic root of 264727245 is about 642.0953823209.

It can be divided in two parts, 2647 and 27245, that added together give a palindrome (29892).

The spelling of 264727245 in words is "two hundred sixty-four million, seven hundred twenty-seven thousand, two hundred forty-five".