16928730 has 192 divisors, whose sum is σ = 56920320. Its totient is φ = 3504384.

The previous prime is 16928729. The next prime is 16928767. The reversal of 16928730 is 3782961.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 319384 + ... + 319436.

It is an arithmetic number, because the mean of its divisors is an integer number (296460).

Almost surely, 2^16928730 is an apocalyptic number.

16928730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16928730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28460160).

16928730 is an abundant number, since it is smaller than the sum of its proper divisors (39991590).

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

16928730 is a wasteful number, since it uses less digits than its factorization.

16928730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 16928730 is about 4114.4537912097. The cubic root of 16928730 is about 256.7683317574.

The spelling of 16928730 in words is "sixteen million, nine hundred twenty-eight thousand, seven hundred thirty".