265730630 has 16 divisors (see below), whose sum is σ = 521798544. Its totient is φ = 96629280.

The previous prime is 265730603. The next prime is 265730653. The reversal of 265730630 is 36037562.

It is a super-2 number, since 2×265730630² = 141225535440393800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1207757 + ... + 1207976.

It is an arithmetic number, because the mean of its divisors is an integer number (32612409).

Almost surely, 2^265730630 is an apocalyptic number.

265730630 is a deficient number, since it is larger than the sum of its proper divisors (256067914).

265730630 is a wasteful number, since it uses less digits than its factorization.

265730630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2415751.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 265730630 is about 16301.2462713745. The cubic root of 265730630 is about 642.9055956190.

The spelling of 265730630 in words is "two hundred sixty-five million, seven hundred thirty thousand, six hundred thirty".