268472040 has 32 divisors (see below), whose sum is σ = 805416480. Its totient is φ = 71592512.

The previous prime is 268472021. The next prime is 268472063. The reversal of 268472040 is 40274862.

It is a junction number, because it is equal to n+sod(n) for n = 268471992 and 268472010.

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, 1118514 + ... + 1118753.

It is an arithmetic number, because the mean of its divisors is an integer number (25169265).

Almost surely, 2^268472040 is an apocalyptic number.

268472040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268472040 is an abundant number, since it is smaller than the sum of its proper divisors (536944440).

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

268472040 is a wasteful number, since it uses less digits than its factorization.

268472040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237281 (or 2237277 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 268472040 is about 16385.1164170414. The cubic root of 268472040 is about 645.1088813244.

The spelling of 268472040 in words is "two hundred sixty-eight million, four hundred seventy-two thousand, forty".