438826396 has 12 divisors (see below), whose sum is σ = 768319552. Its totient is φ = 219306528.

The previous prime is 438826391. The next prime is 438826439. The reversal of 438826396 is 693628834.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (438826391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17025 + ... + 34168.

Almost surely, 2^438826396 is an apocalyptic number.

It is an amenable number.

438826396 is a deficient number, since it is larger than the sum of its proper divisors (329493156).

438826396 is a wasteful number, since it uses less digits than its factorization.

438826396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53340 (or 53338 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 49.

The square root of 438826396 is about 20948.1835966749. The cubic root of 438826396 is about 759.9136536251.

The spelling of 438826396 in words is "four hundred thirty-eight million, eight hundred twenty-six thousand, three hundred ninety-six".