16913232 has 240 divisors, whose sum is σ = 61067520. Its totient is φ = 4451328.

The previous prime is 16913213. The next prime is 16913243. The reversal of 16913232 is 23231961.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 16913196 and 16913205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 359833 + ... + 359879.

It is an arithmetic number, because the mean of its divisors is an integer number (254448).

Almost surely, 2^16913232 is an apocalyptic number.

16913232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16913232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30533760).

16913232 is an abundant number, since it is smaller than the sum of its proper divisors (44154288).

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

16913232 is a wasteful number, since it uses less digits than its factorization.

16913232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 76 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 16913232 is about 4112.5699994043. The cubic root of 16913232 is about 256.6899519738.

The spelling of 16913232 in words is "sixteen million, nine hundred thirteen thousand, two hundred thirty-two".