16923396 has 96 divisors (see below), whose sum is σ = 47767552. Its totient is φ = 4561920.

The previous prime is 16923391. The next prime is 16923437. The reversal of 16923396 is 69332961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16923391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174420 + ... + 174516.

Almost surely, 2^16923396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16923396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23883776).

16923396 is an abundant number, since it is smaller than the sum of its proper divisors (30844156).

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

16923396 is a wasteful number, since it uses less digits than its factorization.

16923396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209 (or 207 counting only the distinct ones).

The product of its digits is 52488, while the sum is 39.

The square root of 16923396 is about 4113.8055374556. The cubic root of 16923396 is about 256.7413609184.

The spelling of 16923396 in words is "sixteen million, nine hundred twenty-three thousand, three hundred ninety-six".