264366825 has 12 divisors (see below), whose sum is σ = 437086608. Its totient is φ = 140995600.

The previous prime is 264366803. The next prime is 264366827. The reversal of 264366825 is 528663462.

It is a happy number.

It is not a de Polignac number, because 264366825 - 2⁸ = 264366569 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (264366827) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 1762371 + ... + 1762520.

It is an arithmetic number, because the mean of its divisors is an integer number (36423884).

Almost surely, 2^264366825 is an apocalyptic number.

264366825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264366825 is a deficient number, since it is larger than the sum of its proper divisors (172719783).

264366825 is a wasteful number, since it uses less digits than its factorization.

264366825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3524904 (or 3524899 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The square root of 264366825 is about 16259.3611498115. The cubic root of 264366825 is about 641.8038506562.

The spelling of 264366825 in words is "two hundred sixty-four million, three hundred sixty-six thousand, eight hundred twenty-five".