16766768 has 10 divisors (see below), whose sum is σ = 32485644. Its totient is φ = 8383376.

The previous prime is 16766767. The next prime is 16766773. The reversal of 16766768 is 86766761.

It is a super-2 number, since 2×16766768² = 562249018331648, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (16766767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523946 + ... + 523977.

Almost surely, 2^16766768 is an apocalyptic number.

It is an amenable number.

16766768 is a deficient number, since it is larger than the sum of its proper divisors (15718876).

16766768 is a wasteful number, since it uses less digits than its factorization.

16766768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047931 (or 1047925 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 16766768 is about 4094.7244107510. The cubic root of 16766768 is about 255.9468476889.

The spelling of 16766768 in words is "sixteen million, seven hundred sixty-six thousand, seven hundred sixty-eight".