262858240 has 40 divisors (see below), whose sum is σ = 630249840. Its totient is φ = 105142272.

The previous prime is 262858229. The next prime is 262858303. The reversal of 262858240 is 42858262.

262858240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 262858240.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48780 + ... + 53899.

It is an arithmetic number, because the mean of its divisors is an integer number (15756246).

Almost surely, 2^262858240 is an apocalyptic number.

262858240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

262858240 is an abundant number, since it is smaller than the sum of its proper divisors (367391600).

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

262858240 is an equidigital number, since it uses as much as digits as its factorization.

262858240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102702 (or 102686 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 262858240 is about 16212.9035030743. The cubic root of 262858240 is about 640.5807229045.

The spelling of 262858240 in words is "two hundred sixty-two million, eight hundred fifty-eight thousand, two hundred forty".