16424685 has 12 divisors (see below), whose sum is σ = 28469532. Its totient is φ = 8759808.

The previous prime is 16424671. The next prime is 16424711. The reversal of 16424685 is 58642461.

16424685 is a `hidden beast` number, since 1 + 642 + 4 + 6 + 8 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4272489 + 12152196 = 2067^2 + 3486^2 .

It is not a de Polignac number, because 16424685 - 2⁷ = 16424557 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182452 + ... + 182541.

It is an arithmetic number, because the mean of its divisors is an integer number (2372461).

Almost surely, 2^16424685 is an apocalyptic number.

16424685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16424685 is a deficient number, since it is larger than the sum of its proper divisors (12044847).

16424685 is a wasteful number, since it uses less digits than its factorization.

16424685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365004 (or 365001 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 16424685 is about 4052.7379634020. The cubic root of 16424685 is about 254.1942269974.

The spelling of 16424685 in words is "sixteen million, four hundred twenty-four thousand, six hundred eighty-five".