738903816 has 128 divisors (see below), whose sum is σ = 2379110400. Its totient is φ = 208111680.

The previous prime is 738903757. The next prime is 738903821. The reversal of 738903816 is 618309837.

It is a happy number.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103911 + ... + 110793.

It is an arithmetic number, because the mean of its divisors is an integer number (18586800).

Almost surely, 2^738903816 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 738903816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1189555200).

738903816 is an abundant number, since it is smaller than the sum of its proper divisors (1640206584).

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

738903816 is a wasteful number, since it uses less digits than its factorization.

738903816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6976 (or 6966 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 738903816 is about 27182.7852877515. The cubic root of 738903816 is about 904.0573259650.

The spelling of 738903816 in words is "seven hundred thirty-eight million, nine hundred three thousand, eight hundred sixteen".