738081 has 6 divisors (see below), whose sum is σ = 1066130. Its totient is φ = 492048.

The previous prime is 738071. The next prime is 738083. The reversal of 738081 is 180837.

It can be written as a sum of positive squares in only one way, i.e., 731025 + 7056 = 855^2 + 84^2 .

It is not a de Polignac number, because 738081 - 2¹⁴ = 721697 is a prime.

It is a super-2 number, since 2×738081² = 1089527125122, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (738083) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40996 + ... + 41013.

2⁷³⁸⁰⁸¹ is an apocalyptic number.

It is an amenable number.

738081 is a deficient number, since it is larger than the sum of its proper divisors (328049).

738081 is a wasteful number, since it uses less digits than its factorization.

738081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82015 (or 82012 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 738081 is about 859.1164065480. The cubic root of 738081 is about 90.3721626377.

The spelling of 738081 in words is "seven hundred thirty-eight thousand, eighty-one".