738969856 has 27 divisors (see below), whose sum is σ = 1475921811. Its totient is φ = 369267456.

The previous prime is 738969839. The next prime is 738969857. The reversal of 738969856 is 658969837.

The square root of 738969856 is 27184.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

Its product of digits (19595520) is a multiple of the sum of its prime divisors (1701).

It is a junction number, because it is equal to n+sod(n) for n = 738969794 and 738969803.

It is not an unprimeable number, because it can be changed into a prime (738969857) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 434095 + ... + 435793.

Almost surely, 2^738969856 is an apocalyptic number.

738969856 is the 27184-th square number.

It is an amenable number.

738969856 is a deficient number, since it is larger than the sum of its proper divisors (736951955).

738969856 is an frugal number, since it uses more digits than its factorization.

738969856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414 (or 1701 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 61.

The cubic root of 738969856 is about 904.0842587294.

The spelling of 738969856 in words is "seven hundred thirty-eight million, nine hundred sixty-nine thousand, eight hundred fifty-six".