16676775 has 72 divisors (see below), whose sum is σ = 32497920. Its totient is φ = 8147520.

The previous prime is 16676767. The next prime is 16676789. The reversal of 16676775 is 57767661.

It is not a de Polignac number, because 16676775 - 2³ = 16676767 is a prime.

It is a super-2 number, since 2×16676775² = 556229648801250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 16676775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 200884 + ... + 200966.

It is an arithmetic number, because the mean of its divisors is an integer number (451360).

Almost surely, 2^16676775 is an apocalyptic number.

16676775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16676775 is a deficient number, since it is larger than the sum of its proper divisors (15821145).

16676775 is a wasteful number, since it uses less digits than its factorization.

16676775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 157 counting only the distinct ones).

The product of its digits is 370440, while the sum is 45.

The square root of 16676775 is about 4083.7207299227. The cubic root of 16676775 is about 255.4881077692.

The spelling of 16676775 in words is "sixteen million, six hundred seventy-six thousand, seven hundred seventy-five".