16425605 has 8 divisors (see below), whose sum is σ = 22526592. Its totient is φ = 11263248.

The previous prime is 16425559. The next prime is 16425623. The reversal of 16425605 is 50652461.

16425605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 16425605 - 2¹⁸ = 16163461 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 234617 + ... + 234686.

It is an arithmetic number, because the mean of its divisors is an integer number (2815824).

Almost surely, 2^16425605 is an apocalyptic number.

It is an amenable number.

16425605 is a deficient number, since it is larger than the sum of its proper divisors (6100987).

16425605 is an equidigital number, since it uses as much as digits as its factorization.

16425605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469315.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 16425605 is about 4052.8514653266. The cubic root of 16425605 is about 254.1989729904.

The spelling of 16425605 in words is "sixteen million, four hundred twenty-five thousand, six hundred five".