16426605 has 16 divisors (see below), whose sum is σ = 28304640. Its totient is φ = 8086848.

The previous prime is 16426601. The next prime is 16426637. The reversal of 16426605 is 50662461.

It is not a de Polignac number, because 16426605 - 2² = 16426601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16426601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41925 + ... + 42314.

It is an arithmetic number, because the mean of its divisors is an integer number (1769040).

Almost surely, 2^16426605 is an apocalyptic number.

16426605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16426605 is a deficient number, since it is larger than the sum of its proper divisors (11878035).

16426605 is a wasteful number, since it uses less digits than its factorization.

16426605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84260.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 16426605 is about 4052.9748333786. The cubic root of 16426605 is about 254.2041314775.

The spelling of 16426605 in words is "sixteen million, four hundred twenty-six thousand, six hundred five".