16117426 has 16 divisors (see below), whose sum is σ = 26405568. Its totient is φ = 7333200.

The previous prime is 16117421. The next prime is 16117433. The reversal of 16117426 is 62471161.

It is a junction number, because it is equal to n+sod(n) for n = 16117394 and 16117403.

It is not an unprimeable number, because it can be changed into a prime (16117421) 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, 2520 + ... + 6211.

It is an arithmetic number, because the mean of its divisors is an integer number (1650348).

Almost surely, 2^16117426 is an apocalyptic number.

16117426 is a deficient number, since it is larger than the sum of its proper divisors (10288142).

16117426 is a wasteful number, since it uses less digits than its factorization.

16117426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8817.

The product of its digits is 2016, while the sum is 28.

The square root of 16117426 is about 4014.6514169975. The cubic root of 16117426 is about 252.5991559069.

Adding to 16117426 its reverse (62471161), we get a palindrome (78588587).

The spelling of 16117426 in words is "sixteen million, one hundred seventeen thousand, four hundred twenty-six".