16825605 has 8 divisors (see below), whose sum is σ = 26920992. Its totient is φ = 8973648.

The previous prime is 16825537. The next prime is 16825619. The reversal of 16825605 is 50652861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16825605 - 2¹⁵ = 16792837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560839 + ... + 560868.

It is an arithmetic number, because the mean of its divisors is an integer number (3365124).

Almost surely, 2^16825605 is an apocalyptic number.

16825605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16825605 is a deficient number, since it is larger than the sum of its proper divisors (10095387).

16825605 is a wasteful number, since it uses less digits than its factorization.

16825605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121715.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 16825605 is about 4101.9026073275. The cubic root of 16825605 is about 256.2458829400.

The spelling of 16825605 in words is "sixteen million, eight hundred twenty-five thousand, six hundred five".