738838650 has 96 divisors (see below), whose sum is σ = 2009924928. Its totient is φ = 178124800.

The previous prime is 738838631. The next prime is 738838679. The reversal of 738838650 is 56838837.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 738838650.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 323914 + ... + 326186.

It is an arithmetic number, because the mean of its divisors is an integer number (20936718).

Almost surely, 2^738838650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 738838650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1004962464).

738838650 is an abundant number, since it is smaller than the sum of its proper divisors (1271086278).

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

738838650 is a wasteful number, since it uses less digits than its factorization.

738838650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496 (or 2491 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 738838650 is about 27181.5865982838. The cubic root of 738838650 is about 904.0307480666.

The spelling of 738838650 in words is "seven hundred thirty-eight million, eight hundred thirty-eight thousand, six hundred fifty".