265146530 has 32 divisors (see below), whose sum is σ = 543293568. Its totient is φ = 92224000.

The previous prime is 265146529. The next prime is 265146587. The reversal of 265146530 is 35641562.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49871 + ... + 54930.

It is an arithmetic number, because the mean of its divisors is an integer number (16977924).

Almost surely, 2^265146530 is an apocalyptic number.

265146530 is an abundant number, since it is smaller than the sum of its proper divisors (278147038).

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

265146530 is a wasteful number, since it uses less digits than its factorization.

265146530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104842.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 265146530 is about 16283.3206072963. The cubic root of 265146530 is about 642.4341951409.

The spelling of 265146530 in words is "two hundred sixty-five million, one hundred forty-six thousand, five hundred thirty".