268915802 has 16 divisors (see below), whose sum is σ = 413767872. Its totient is φ = 131002080.

The previous prime is 268915789. The next prime is 268915807. The reversal of 268915802 is 208519862.

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

It is a self number, because there is not a number n which added to its sum of digits gives 268915802.

It is not an unprimeable number, because it can be changed into a prime (268915807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75923 + ... + 79385.

It is an arithmetic number, because the mean of its divisors is an integer number (25860492).

Almost surely, 2^268915802 is an apocalyptic number.

268915802 is a deficient number, since it is larger than the sum of its proper divisors (144852070).

268915802 is a wasteful number, since it uses less digits than its factorization.

268915802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4453.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 268915802 is about 16398.6524446370. The cubic root of 268915802 is about 645.4641228145.

The spelling of 268915802 in words is "two hundred sixty-eight million, nine hundred fifteen thousand, eight hundred two".