265801242 has 16 divisors (see below), whose sum is σ = 607545792. Its totient is φ = 75943200.

The previous prime is 265801183. The next prime is 265801301. The reversal of 265801242 is 242108562.

It is an interprime number because it is at equal distance from previous prime (265801183) and next prime (265801301).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3164259 + ... + 3164342.

It is an arithmetic number, because the mean of its divisors is an integer number (37971612).

Almost surely, 2^265801242 is an apocalyptic number.

265801242 is an abundant number, since it is smaller than the sum of its proper divisors (341744550).

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

265801242 is a wasteful number, since it uses less digits than its factorization.

265801242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6328613.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 265801242 is about 16303.4119741850. The cubic root of 265801242 is about 642.9625365262.

The spelling of 265801242 in words is "two hundred sixty-five million, eight hundred one thousand, two hundred forty-two".