264643002 has 24 divisors (see below), whose sum is σ = 617500884. Its totient is φ = 81428544.

The previous prime is 264642997. The next prime is 264643003. The reversal of 264643002 is 200346462.

It can be written as a sum of positive squares in 2 ways, for example, as 234733041 + 29909961 = 15321^2 + 5469^2 .

It is not an unprimeable number, because it can be changed into a prime (264643003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565243 + ... + 565710.

Almost surely, 2^264643002 is an apocalyptic number.

264643002 is an abundant number, since it is smaller than the sum of its proper divisors (352857882).

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

264643002 is a wasteful number, since it uses less digits than its factorization.

264643002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130974 (or 1130971 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 264643002 is about 16267.8517942597. The cubic root of 264643002 is about 642.0272646877.

Adding to 264643002 its reverse (200346462), we get a palindrome (464989464).

The spelling of 264643002 in words is "two hundred sixty-four million, six hundred forty-three thousand, two".