16839672 has 16 divisors (see below), whose sum is σ = 42099240. Its totient is φ = 5613216.

The previous prime is 16839649. The next prime is 16839679. The reversal of 16839672 is 27693861.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16839679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350803 + ... + 350850.

Almost surely, 2^16839672 is an apocalyptic number.

16839672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16839672 is an abundant number, since it is smaller than the sum of its proper divisors (25259568).

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

16839672 is a wasteful number, since it uses less digits than its factorization.

16839672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701662 (or 701658 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 16839672 is about 4103.6169411874. The cubic root of 16839672 is about 256.3172742661.

The spelling of 16839672 in words is "sixteen million, eight hundred thirty-nine thousand, six hundred seventy-two".