264664212 has 24 divisors (see below), whose sum is σ = 618618336. Its totient is φ = 88068768.

The previous prime is 264664207. The next prime is 264664247. The reversal of 264664212 is 212466462.

It is a super-2 number, since 2×264664212² = 140094290227161888, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11743 + ... + 25830.

It is an arithmetic number, because the mean of its divisors is an integer number (25775764).

Almost surely, 2^264664212 is an apocalyptic number.

It is an amenable number.

264664212 is an abundant number, since it is smaller than the sum of its proper divisors (353954124).

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

264664212 is a wasteful number, since it uses less digits than its factorization.

264664212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38167 (or 38165 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 264664212 is about 16268.5036804249. The cubic root of 264664212 is about 642.0444161388.

The spelling of 264664212 in words is "two hundred sixty-four million, six hundred sixty-four thousand, two hundred twelve".