265950216 has 80 divisors (see below), whose sum is σ = 851336640. Its totient is φ = 75984480.

The previous prime is 265950211. The next prime is 265950257. The reversal of 265950216 is 612059562.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (265950211) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 24780 + ... + 33851.

It is an arithmetic number, because the mean of its divisors is an integer number (10641708).

Almost surely, 2^265950216 is an apocalyptic number.

It is an amenable number.

265950216 is an abundant number, since it is smaller than the sum of its proper divisors (585386424).

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

265950216 is a wasteful number, since it uses less digits than its factorization.

265950216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58656 (or 58643 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 265950216 is about 16307.9801324382. The cubic root of 265950216 is about 643.0826348008.

The spelling of 265950216 in words is "two hundred sixty-five million, nine hundred fifty thousand, two hundred sixteen".