265631230 has 16 divisors (see below), whose sum is σ = 487158624. Its totient is φ = 104247520.

The previous prime is 265631227. The next prime is 265631243. The reversal of 265631230 is 32136562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250066 + ... + 251125.

It is an arithmetic number, because the mean of its divisors is an integer number (30447414).

Almost surely, 2^265631230 is an apocalyptic number.

265631230 is a deficient number, since it is larger than the sum of its proper divisors (221527394).

265631230 is a wasteful number, since it uses less digits than its factorization.

265631230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501251.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 265631230 is about 16298.1971395612. The cubic root of 265631230 is about 642.8254232203.

Adding to 265631230 its reverse (32136562), we get a palindrome (297767792).

The spelling of 265631230 in words is "two hundred sixty-five million, six hundred thirty-one thousand, two hundred thirty".