738128 has 10 divisors (see below), whose sum is σ = 1430154. Its totient is φ = 369056.

The previous prime is 738121. The next prime is 738151. The reversal of 738128 is 821837.

It can be written as a sum of positive squares in only one way, i.e., 652864 + 85264 = 808^2 + 292^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 738128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23051 + ... + 23082.

2⁷³⁸¹²⁸ is an apocalyptic number.

It is an amenable number.

738128 is a deficient number, since it is larger than the sum of its proper divisors (692026).

738128 is a wasteful number, since it uses less digits than its factorization.

738128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46141 (or 46135 counting only the distinct ones).

The product of its digits is 2688, while the sum is 29.

The square root of 738128 is about 859.1437597981. The cubic root of 738128 is about 90.3740808560.

The spelling of 738128 in words is "seven hundred thirty-eight thousand, one hundred twenty-eight".