16196436 has 72 divisors (see below), whose sum is σ = 44742880. Its totient is φ = 5108832.

The previous prime is 16196431. The next prime is 16196459. The reversal of 16196436 is 63469161.

16196436 is a `hidden beast` number, since 1 + 6 + 1 + 9 + 643 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 16196436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16196431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18030 + ... + 18906.

Almost surely, 2^16196436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16196436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22371440).

16196436 is an abundant number, since it is smaller than the sum of its proper divisors (28546444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16196436 is a wasteful number, since it uses less digits than its factorization.

16196436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915 (or 901 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 16196436 is about 4024.4795936866. The cubic root of 16196436 is about 253.0112427110.

The spelling of 16196436 in words is "sixteen million, one hundred ninety-six thousand, four hundred thirty-six".