265041500 has 48 divisors (see below), whose sum is σ = 584097696. Its totient is φ = 105056000.

The previous prime is 265041487. The next prime is 265041503. The reversal of 265041500 is 5140562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265041503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54155 + ... + 58845.

It is an arithmetic number, because the mean of its divisors is an integer number (12168702).

Almost surely, 2^265041500 is an apocalyptic number.

265041500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265041500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292048848).

265041500 is an abundant number, since it is smaller than the sum of its proper divisors (319056196).

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

265041500 is a wasteful number, since it uses less digits than its factorization.

265041500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4823 (or 4811 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 265041500 is about 16280.0952085668. The cubic root of 265041500 is about 642.3493568003.

The spelling of 265041500 in words is "two hundred sixty-five million, forty-one thousand, five hundred".