264482220 has 48 divisors (see below), whose sum is σ = 742629888. Its totient is φ = 70330560.

The previous prime is 264482201. The next prime is 264482249. The reversal of 264482220 is 22284462.

It is a super-2 number, since 2×264482220² = 139901689392256800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16015 + ... + 28025.

It is an arithmetic number, because the mean of its divisors is an integer number (15471456).

Almost surely, 2^264482220 is an apocalyptic number.

264482220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264482220 is an abundant number, since it is smaller than the sum of its proper divisors (478147668).

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

264482220 is a wasteful number, since it uses less digits than its factorization.

264482220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12390 (or 12388 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 264482220 is about 16262.9093338185. The cubic root of 264482220 is about 641.8972186272.

The spelling of 264482220 in words is "two hundred sixty-four million, four hundred eighty-two thousand, two hundred twenty".