264728382 has 32 divisors (see below), whose sum is σ = 543514752. Its totient is φ = 85913184.

The previous prime is 264728381. The next prime is 264728473. The reversal of 264728382 is 283827462.

It is a super-2 number, since 2×264728382² = 140162232472675848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264728381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88048 + ... + 91004.

It is an arithmetic number, because the mean of its divisors is an integer number (16984836).

Almost surely, 2^264728382 is an apocalyptic number.

264728382 is an abundant number, since it is smaller than the sum of its proper divisors (278786370).

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

264728382 is a wasteful number, since it uses less digits than its factorization.

264728382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352.

The product of its digits is 258048, while the sum is 42.

The square root of 264728382 is about 16270.4757766944. The cubic root of 264728382 is about 642.0963015833.

The spelling of 264728382 in words is "two hundred sixty-four million, seven hundred twenty-eight thousand, three hundred eighty-two".