16412678 has 4 divisors (see below), whose sum is σ = 24619020. Its totient is φ = 8206338.

The previous prime is 16412677. The next prime is 16412681. The reversal of 16412678 is 87621461.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16412677) 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 as a sum of consecutive naturals, namely, 4103168 + ... + 4103171.

It is an arithmetic number, because the mean of its divisors is an integer number (6154755).

Almost surely, 2^16412678 is an apocalyptic number.

16412678 is a deficient number, since it is larger than the sum of its proper divisors (8206342).

16412678 is an equidigital number, since it uses as much as digits as its factorization.

16412678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8206341.

The product of its digits is 16128, while the sum is 35.

The square root of 16412678 is about 4051.2563483443. The cubic root of 16412678 is about 254.1322703730.

The spelling of 16412678 in words is "sixteen million, four hundred twelve thousand, six hundred seventy-eight".