264356530 has 16 divisors (see below), whose sum is σ = 491192064. Its totient is φ = 102331440.

The previous prime is 264356509. The next prime is 264356537. The reversal of 264356530 is 35653462.

264356530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (264356537) 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, 426072 + ... + 426691.

It is an arithmetic number, because the mean of its divisors is an integer number (30699504).

Almost surely, 2^264356530 is an apocalyptic number.

264356530 is a deficient number, since it is larger than the sum of its proper divisors (226835534).

264356530 is a wasteful number, since it uses less digits than its factorization.

264356530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852801.

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 264356530 is about 16259.0445598750. The cubic root of 264356530 is about 641.7955194842.

The spelling of 264356530 in words is "two hundred sixty-four million, three hundred fifty-six thousand, five hundred thirty".