3958534481 has 12 divisors (see below), whose sum is σ = 4501158900. Its totient is φ = 3474572640.

The previous prime is 3958534471. The next prime is 3958534529. The reversal of 3958534481 is 1844358593.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1551650881 + 2406883600 = 39391^2 + 49060^2 .

It is not a de Polignac number, because 3958534481 - 2¹⁰ = 3958533457 is a prime.

It is a super-2 number, since 2×3958534481² = 31339990474531878722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3958534451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 560546 + ... + 567563.

It is an arithmetic number, because the mean of its divisors is an integer number (375096575).

Almost surely, 2^3958534481 is an apocalyptic number.

It is an amenable number.

3958534481 is a deficient number, since it is larger than the sum of its proper divisors (542624419).

3958534481 is a wasteful number, since it uses less digits than its factorization.

3958534481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128160 (or 1128149 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 50.

The square root of 3958534481 is about 62916.8854998402. The cubic root of 3958534481 is about 1581.8967874528.

The spelling of 3958534481 in words is "three billion, nine hundred fifty-eight million, five hundred thirty-four thousand, four hundred eighty-one".