16536874 has 8 divisors (see below), whose sum is σ = 25225920. Its totient is φ = 8128236.

The previous prime is 16536853. The next prime is 16536881. The reversal of 16536874 is 47863561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69954 + ... + 70189.

It is an arithmetic number, because the mean of its divisors is an integer number (3153240).

Almost surely, 2^16536874 is an apocalyptic number.

16536874 is a deficient number, since it is larger than the sum of its proper divisors (8689046).

16536874 is a wasteful number, since it uses less digits than its factorization.

16536874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140204.

The product of its digits is 120960, while the sum is 40.

The square root of 16536874 is about 4066.5555449299. Note that the first 4 decimals coincide. The cubic root of 16536874 is about 254.7716731002.

The spelling of 16536874 in words is "sixteen million, five hundred thirty-six thousand, eight hundred seventy-four".