268473740 has 24 divisors (see below), whose sum is σ = 577547712. Its totient is φ = 104769920.

The previous prime is 268473727. The next prime is 268473763. The reversal of 268473740 is 47374862.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 162884 + ... + 164523.

It is an arithmetic number, because the mean of its divisors is an integer number (24064488).

Almost surely, 2^268473740 is an apocalyptic number.

268473740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268473740 is an abundant number, since it is smaller than the sum of its proper divisors (309073972).

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

268473740 is a wasteful number, since it uses less digits than its factorization.

268473740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327457 (or 327455 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 268473740 is about 16385.1682933072. The cubic root of 268473740 is about 645.1102429595.

The spelling of 268473740 in words is "two hundred sixty-eight million, four hundred seventy-three thousand, seven hundred forty".