265305142 has 8 divisors (see below), whose sum is σ = 399364776. Its totient is φ = 132183552.

The previous prime is 265305127. The next prime is 265305143. The reversal of 265305142 is 241503562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 265305142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265305143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233803 + ... + 234934.

It is an arithmetic number, because the mean of its divisors is an integer number (49920597).

Almost surely, 2^265305142 is an apocalyptic number.

265305142 is a deficient number, since it is larger than the sum of its proper divisors (134059634).

265305142 is a wasteful number, since it uses less digits than its factorization.

265305142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469022.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 265305142 is about 16288.1902616589. The cubic root of 265305142 is about 642.5622720710.

The spelling of 265305142 in words is "two hundred sixty-five million, three hundred five thousand, one hundred forty-two".