16121676 has 24 divisors (see below), whose sum is σ = 37817584. Its totient is φ = 5345280.

The previous prime is 16121657. The next prime is 16121681. The reversal of 16121676 is 67612161.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1165 + ... + 5796.

Almost surely, 2^16121676 is an apocalyptic number.

It is an amenable number.

16121676 is an abundant number, since it is smaller than the sum of its proper divisors (21695908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16121676 is a wasteful number, since it uses less digits than its factorization.

16121676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7161 (or 7159 counting only the distinct ones).

The product of its digits is 3024, while the sum is 30.

The square root of 16121676 is about 4015.1806933188. The cubic root of 16121676 is about 252.6213565582.

The spelling of 16121676 in words is "sixteen million, one hundred twenty-one thousand, six hundred seventy-six".