16424134 has 4 divisors (see below), whose sum is σ = 24636204. Its totient is φ = 8212066.

The previous prime is 16424129. The next prime is 16424147. The reversal of 16424134 is 43142461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43142461 = 1301 ⋅33161.

It is a junction number, because it is equal to n+sod(n) for n = 16424099 and 16424108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4106032 + ... + 4106035.

It is an arithmetic number, because the mean of its divisors is an integer number (6159051).

Almost surely, 2^16424134 is an apocalyptic number.

16424134 is a deficient number, since it is larger than the sum of its proper divisors (8212070).

16424134 is an equidigital number, since it uses as much as digits as its factorization.

16424134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8212069.

The product of its digits is 2304, while the sum is 25.

The square root of 16424134 is about 4052.6699840969. The cubic root of 16424134 is about 254.1913844754.

Adding to 16424134 its reverse (43142461), we get a palindrome (59566595).

It can be divided in two parts, 1642 and 4134, that added together give a square (5776 = 76²).

The spelling of 16424134 in words is "sixteen million, four hundred twenty-four thousand, one hundred thirty-four".