824143396 has 6 divisors (see below), whose sum is σ = 1442250950. Its totient is φ = 412071696.

The previous prime is 824143379. The next prime is 824143399. The reversal of 824143396 is 693341428.

It is a happy number.

824143396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 818760996 + 5382400 = 28614^2 + 2320^2 .

It is not an unprimeable number, because it can be changed into a prime (824143399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103017921 + ... + 103017928.

Almost surely, 2^824143396 is an apocalyptic number.

It is an amenable number.

824143396 is a deficient number, since it is larger than the sum of its proper divisors (618107554).

824143396 is a wasteful number, since it uses less digits than its factorization.

824143396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206035853 (or 206035851 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 824143396 is about 28707.8977983411. The cubic root of 824143396 is about 937.5640095199.

The spelling of 824143396 in words is "eight hundred twenty-four million, one hundred forty-three thousand, three hundred ninety-six".