268747488 has 36 divisors (see below), whose sum is σ = 764251488. Its totient is φ = 89582400.

The previous prime is 268747481. The next prime is 268747489. The reversal of 268747488 is 884747862.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268747481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 466288 + ... + 466863.

It is an arithmetic number, because the mean of its divisors is an integer number (21229208).

Almost surely, 2^268747488 is an apocalyptic number.

It is an amenable number.

268747488 is an abundant number, since it is smaller than the sum of its proper divisors (495504000).

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

268747488 is a wasteful number, since it uses less digits than its factorization.

268747488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933167 (or 933156 counting only the distinct ones).

The product of its digits is 4816896, while the sum is 54.

The square root of 268747488 is about 16393.5196952942. The cubic root of 268747488 is about 645.3294296981.

The spelling of 268747488 in words is "two hundred sixty-eight million, seven hundred forty-seven thousand, four hundred eighty-eight".