16430426 has 8 divisors (see below), whose sum is σ = 24864084. Its totient is φ = 8142400.

The previous prime is 16430419. The next prime is 16430437. The reversal of 16430426 is 62403461.

It can be written as a sum of positive squares in 2 ways, for example, as 14830201 + 1600225 = 3851^2 + 1265^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 16430395 and 16430404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36125 + ... + 36576.

Almost surely, 2^16430426 is an apocalyptic number.

16430426 is a deficient number, since it is larger than the sum of its proper divisors (8433658).

16430426 is a wasteful number, since it uses less digits than its factorization.

16430426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72816.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 16430426 is about 4053.4461881219. The cubic root of 16430426 is about 254.2238401287.

Adding to 16430426 its reverse (62403461), we get a palindrome (78833887).

The spelling of 16430426 in words is "sixteen million, four hundred thirty thousand, four hundred twenty-six".