16825340 has 24 divisors (see below), whose sum is σ = 40381152. Its totient is φ = 5768640.

The previous prime is 16825339. The next prime is 16825373. The reversal of 16825340 is 4352861.

It is a super-2 number, since 2×16825340² = 566184132231200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59951 + ... + 60230.

It is an arithmetic number, because the mean of its divisors is an integer number (1682548).

Almost surely, 2^16825340 is an apocalyptic number.

16825340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16825340 is an abundant number, since it is smaller than the sum of its proper divisors (23555812).

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

16825340 is a wasteful number, since it uses less digits than its factorization.

16825340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120197 (or 120195 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 16825340 is about 4101.8703051169. The cubic root of 16825340 is about 256.2445376587.

The spelling of 16825340 in words is "sixteen million, eight hundred twenty-five thousand, three hundred forty".