268814506 has 12 divisors (see below), whose sum is σ = 428336838. Its totient is φ = 126500672.

The previous prime is 268814477. The next prime is 268814521. The reversal of 268814506 is 605418862.

It can be written as a sum of positive squares in 3 ways, for example, as 257891481 + 10923025 = 16059^2 + 3305^2 .

It is a super-2 number, since 2×268814506² = 144522477272048072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231961 + ... + 233116.

Almost surely, 2^268814506 is an apocalyptic number.

268814506 is a deficient number, since it is larger than the sum of its proper divisors (159522332).

268814506 is a wasteful number, since it uses less digits than its factorization.

268814506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465113 (or 465096 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 268814506 is about 16395.5636072689. The cubic root of 268814506 is about 645.3830675244.

The spelling of 268814506 in words is "two hundred sixty-eight million, eight hundred fourteen thousand, five hundred six".