16409612 has 12 divisors (see below), whose sum is σ = 28773696. Its totient is φ = 8188560.

The previous prime is 16409609. The next prime is 16409639. The reversal of 16409612 is 21690461.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1628 + ... + 5955.

It is an arithmetic number, because the mean of its divisors is an integer number (2397808).

Almost surely, 2^16409612 is an apocalyptic number.

It is an amenable number.

16409612 is a deficient number, since it is larger than the sum of its proper divisors (12364084).

16409612 is a wasteful number, since it uses less digits than its factorization.

16409612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8128 (or 8126 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 16409612 is about 4050.8779295358. The cubic root of 16409612 is about 254.1164448414.

The spelling of 16409612 in words is "sixteen million, four hundred nine thousand, six hundred twelve".