264302540 has 36 divisors (see below), whose sum is σ = 585801216. Its totient is φ = 100154016.

The previous prime is 264302509. The next prime is 264302543. The reversal of 264302540 is 45203462.

It is not an unprimeable number, because it can be changed into a prime (264302543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11084 + ... + 25523.

It is an arithmetic number, because the mean of its divisors is an integer number (16272256).

Almost surely, 2^264302540 is an apocalyptic number.

264302540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264302540 is an abundant number, since it is smaller than the sum of its proper divisors (321498676).

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

264302540 is a wasteful number, since it uses less digits than its factorization.

264302540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36654 (or 36633 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 264302540 is about 16257.3841684325. The cubic root of 264302540 is about 641.7518248328.

The spelling of 264302540 in words is "two hundred sixty-four million, three hundred two thousand, five hundred forty".