264551228 has 6 divisors (see below), whose sum is σ = 462964656. Its totient is φ = 132275612.

The previous prime is 264551191. The next prime is 264551237. The reversal of 264551228 is 822155462.

264551228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 33068900 + ... + 33068907.

It is an arithmetic number, because the mean of its divisors is an integer number (77160776).

Almost surely, 2^264551228 is an apocalyptic number.

It is an amenable number.

264551228 is a deficient number, since it is larger than the sum of its proper divisors (198413428).

264551228 is a wasteful number, since it uses less digits than its factorization.

264551228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66137811 (or 66137809 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The square root of 264551228 is about 16265.0308330479. The cubic root of 264551228 is about 641.9530411463.

The spelling of 264551228 in words is "two hundred sixty-four million, five hundred fifty-one thousand, two hundred twenty-eight".