264240004 has 12 divisors (see below), whose sum is σ = 528480064. Its totient is φ = 113245704.

The previous prime is 264239951. The next prime is 264240007. The reversal of 264240004 is 400042462.

264240004 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (264240007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4718544 + ... + 4718599.

Almost surely, 2^264240004 is an apocalyptic number.

It is an amenable number.

264240004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264240004 is a wasteful number, since it uses less digits than its factorization.

264240004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9437154 (or 9437152 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 264240004 is about 16255.4607440085. The cubic root of 264240004 is about 641.7012063790.

Adding to 264240004 its reverse (400042462), we get a palindrome (664282466).

The spelling of 264240004 in words is "two hundred sixty-four million, two hundred forty thousand, four".