255111072 has 24 divisors (see below), whose sum is σ = 669666816. Its totient is φ = 85036992.

The previous prime is 255111053. The next prime is 255111079. The reversal of 255111072 is 270111552.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (255111079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328608 + ... + 1328799.

It is an arithmetic number, because the mean of its divisors is an integer number (27902784).

Almost surely, 2^255111072 is an apocalyptic number.

It is an amenable number.

255111072 is an abundant number, since it is smaller than the sum of its proper divisors (414555744).

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

255111072 is a wasteful number, since it uses less digits than its factorization.

255111072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657420 (or 2657412 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 255111072 is about 15972.1968432649. The cubic root of 255111072 is about 634.2246282494.

The spelling of 255111072 in words is "two hundred fifty-five million, one hundred eleven thousand, seventy-two".