16725417 has 8 divisors (see below), whose sum is σ = 22844640. Its totient is φ = 10878240.

The previous prime is 16725403. The next prime is 16725421. The reversal of 16725417 is 71452761.

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

It is not a de Polignac number, because 16725417 - 2¹⁸ = 16463273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16725427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67867 + ... + 68112.

It is an arithmetic number, because the mean of its divisors is an integer number (2855580).

Almost surely, 2^16725417 is an apocalyptic number.

It is an amenable number.

16725417 is a deficient number, since it is larger than the sum of its proper divisors (6119223).

16725417 is a wasteful number, since it uses less digits than its factorization.

16725417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136023.

The product of its digits is 11760, while the sum is 33.

The square root of 16725417 is about 4089.6719917372. The cubic root of 16725417 is about 255.7362650515.

The spelling of 16725417 in words is "sixteen million, seven hundred twenty-five thousand, four hundred seventeen".