265327820 has 48 divisors (see below), whose sum is σ = 567114240. Its totient is φ = 104255424.

The previous prime is 265327817. The next prime is 265327847. The reversal of 265327820 is 28723562.

265327820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 484787 + ... + 485333.

It is an arithmetic number, because the mean of its divisors is an integer number (11814880).

Almost surely, 2^265327820 is an apocalyptic number.

265327820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265327820 is an abundant number, since it is smaller than the sum of its proper divisors (301786420).

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

265327820 is a wasteful number, since it uses less digits than its factorization.

265327820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 265327820 is about 16288.8863953310. The cubic root of 265327820 is about 642.5805800614.

The spelling of 265327820 in words is "two hundred sixty-five million, three hundred twenty-seven thousand, eight hundred twenty".