265420324 has 48 divisors (see below), whose sum is σ = 511355376. Its totient is φ = 119808000.

The previous prime is 265420321. The next prime is 265420369. The reversal of 265420324 is 423024562.

It can be written as a sum of positive squares in 8 ways, for example, as 381924 + 265038400 = 618^2 + 16280^2 .

It is a junction number, because it is equal to n+sod(n) for n = 265420292 and 265420301.

It is not an unprimeable number, because it can be changed into a prime (265420321) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 509184 + ... + 509704.

It is an arithmetic number, because the mean of its divisors is an integer number (10653237).

Almost surely, 2^265420324 is an apocalyptic number.

It is an amenable number.

265420324 is a deficient number, since it is larger than the sum of its proper divisors (245935052).

265420324 is a wasteful number, since it uses less digits than its factorization.

265420324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 265420324 is about 16291.7256299018. The cubic root of 265420324 is about 642.6552479037.

Adding to 265420324 its reverse (423024562), we get a palindrome (688444886).

The spelling of 265420324 in words is "two hundred sixty-five million, four hundred twenty thousand, three hundred twenty-four".