268466240 has 56 divisors (see below), whose sum is σ = 730617792. Its totient is φ = 92044800.

The previous prime is 268466207. The next prime is 268466269. The reversal of 268466240 is 42664862.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 268466194 and 268466203.

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, 57686 + ... + 62165.

Almost surely, 2^268466240 is an apocalyptic number.

268466240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268466240 is an abundant number, since it is smaller than the sum of its proper divisors (462151552).

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

268466240 is a wasteful number, since it uses less digits than its factorization.

268466240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119875 (or 119865 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 268466240 is about 16384.9394261926. The cubic root of 268466240 is about 645.1042357029.

The spelling of 268466240 in words is "two hundred sixty-eight million, four hundred sixty-six thousand, two hundred forty".