264224636 has 24 divisors (see below), whose sum is σ = 498569904. Its totient is φ = 121800960.

The previous prime is 264224633. The next prime is 264224641. The reversal of 264224636 is 636422462.

It is a junction number, because it is equal to n+sod(n) for n = 264224596 and 264224605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264224633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47876 + ... + 53108.

It is an arithmetic number, because the mean of its divisors is an integer number (20773746).

Almost surely, 2^264224636 is an apocalyptic number.

264224636 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

264224636 is a deficient number, since it is larger than the sum of its proper divisors (234345268).

264224636 is a wasteful number, since it uses less digits than its factorization.

264224636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6221 (or 6219 counting only the distinct ones).

The product of its digits is 82944, while the sum is 35.

The square root of 264224636 is about 16254.9880344465. The cubic root of 264224636 is about 641.6887658512.

The spelling of 264224636 in words is "two hundred sixty-four million, two hundred twenty-four thousand, six hundred thirty-six".