427696868 has 12 divisors (see below), whose sum is σ = 781011840. Its totient is φ = 204550632.

The previous prime is 427696849. The next prime is 427696873. The reversal of 427696868 is 868696724.

It is a happy number.

It is a super-2 number, since 2×427696868² = 365849221794018848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2324348 + ... + 2324531.

It is an arithmetic number, because the mean of its divisors is an integer number (65084320).

Almost surely, 2^427696868 is an apocalyptic number.

It is an amenable number.

427696868 is a deficient number, since it is larger than the sum of its proper divisors (353314972).

427696868 is a wasteful number, since it uses less digits than its factorization.

427696868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648906 (or 4648904 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 56.

The square root of 427696868 is about 20680.8333487797. The cubic root of 427696868 is about 753.4342464514.

The spelling of 427696868 in words is "four hundred twenty-seven million, six hundred ninety-six thousand, eight hundred sixty-eight".