738906 has 32 divisors (see below), whose sum is σ = 1719168. Its totient is φ = 207360.

The previous prime is 738889. The next prime is 738917. The reversal of 738906 is 609837.

It is a happy number.

738906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2946 + ... + 3186.

It is an arithmetic number, because the mean of its divisors is an integer number (53724).

2⁷³⁸⁹⁰⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 738906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (859584).

738906 is an abundant number, since it is smaller than the sum of its proper divisors (980262).

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

738906 is a wasteful number, since it uses less digits than its factorization.

738906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 738906 is about 859.5964169306. The cubic root of 738906 is about 90.4058216681.

The spelling of 738906 in words is "seven hundred thirty-eight thousand, nine hundred six".