738320 has 40 divisors (see below), whose sum is σ = 1874880. Its totient is φ = 268160.

The previous prime is 738319. The next prime is 738341. The reversal of 738320 is 23837.

It is a tau number, because it is divible by the number of its divisors (40).

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461 + ... + 1299.

It is an arithmetic number, because the mean of its divisors is an integer number (46872).

2⁷³⁸³²⁰ 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 738320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (937440).

738320 is an abundant number, since it is smaller than the sum of its proper divisors (1136560).

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

738320 is a wasteful number, since it uses less digits than its factorization.

738320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863 (or 857 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 738320 is about 859.2554916903. The cubic root of 738320 is about 90.3819161363.

The spelling of 738320 in words is "seven hundred thirty-eight thousand, three hundred twenty".