264728873 has 8 divisors (see below), whose sum is σ = 276410688. Its totient is φ = 253061424.

The previous prime is 264728869. The next prime is 264728899. The reversal of 264728873 is 378827462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264728873 - 2² = 264728869 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264728473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53690 + ... + 58412.

It is an arithmetic number, because the mean of its divisors is an integer number (34551336).

Almost surely, 2^264728873 is an apocalyptic number.

264728873 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

264728873 is a deficient number, since it is larger than the sum of its proper divisors (11681815).

264728873 is a wasteful number, since it uses less digits than its factorization.

264728873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7183.

The product of its digits is 903168, while the sum is 47.

The square root of 264728873 is about 16270.4908653673. The cubic root of 264728873 is about 642.0966985551.

The spelling of 264728873 in words is "two hundred sixty-four million, seven hundred twenty-eight thousand, eight hundred seventy-three".