738899856 has 30 divisors (see below), whose sum is σ = 2067893750. Its totient is φ = 246299904.

The previous prime is 738899851. The next prime is 738899857. The reversal of 738899856 is 658998837.

It can be written as a sum of positive squares in only one way, i.e., 738752400 + 147456 = 27180^2 + 384^2 .

It is a junction number, because it is equal to n+sod(n) for n = 738899793 and 738899802.

It is not an unprimeable number, because it can be changed into a prime (738899851) 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 5 ways as a sum of consecutive naturals, for example, 2565481 + ... + 2565768.

Almost surely, 2^738899856 is an apocalyptic number.

It is an amenable number.

738899856 is an abundant number, since it is smaller than the sum of its proper divisors (1328993894).

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

738899856 is a wasteful number, since it uses less digits than its factorization.

738899856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5131263 (or 5131254 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 63.

The square root of 738899856 is about 27182.7124474361. The cubic root of 738899856 is about 904.0557109269.

The spelling of 738899856 in words is "seven hundred thirty-eight million, eight hundred ninety-nine thousand, eight hundred fifty-six".