264446997 has 16 divisors (see below), whose sum is σ = 371501760. Its totient is φ = 166862592.

The previous prime is 264446993. The next prime is 264446999. The reversal of 264446997 is 799644462.

It is not a de Polignac number, because 264446997 - 2² = 264446993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264446993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105523 + ... + 107999.

It is an arithmetic number, because the mean of its divisors is an integer number (23218860).

Almost surely, 2^264446997 is an apocalyptic number.

It is an amenable number.

264446997 is a deficient number, since it is larger than the sum of its proper divisors (107054763).

264446997 is a wasteful number, since it uses less digits than its factorization.

264446997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4372.

The product of its digits is 2612736, while the sum is 51.

The square root of 264446997 is about 16261.8263734428. The cubic root of 264446997 is about 641.8687220053.

The spelling of 264446997 in words is "two hundred sixty-four million, four hundred forty-six thousand, nine hundred ninety-seven".