3756341521 has 9 divisors (see below), whose sum is σ = 3789294249. Its totient is φ = 3723674484.

The previous prime is 3756341513. The next prime is 3756341543. The reversal of 3756341521 is 1251436573.

The square root of 3756341521 is 61289.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 3756341521 - 2³ = 3756341513 is a prime.

It is a super-2 number, since 2×3756341521² = 28220203244777186882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3756341821) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10235080 + ... + 10235446.

Almost surely, 2^3756341521 is an apocalyptic number.

3756341521 is the 61289-th square number.

3756341521 is the 30645-th centered octagonal number.

It is an amenable number.

3756341521 is a deficient number, since it is larger than the sum of its proper divisors (32952728).

3756341521 is an frugal number, since it uses more digits than its factorization.

3756341521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068 (or 534 counting only the distinct ones).

The product of its digits is 75600, while the sum is 37.

The cubic root of 3756341521 is about 1554.4915189024.

The spelling of 3756341521 in words is "three billion, seven hundred fifty-six million, three hundred forty-one thousand, five hundred twenty-one".