3679271649 has 9 divisors (see below), whose sum is σ = 5314766353. Its totient is φ = 2452726452.

The previous prime is 3679271647. The next prime is 3679271671. The reversal of 3679271649 is 9461729763.

It is a happy number.

The square root of 3679271649 is 60657.

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

3679271649 is a `hidden beast` number, since 367 + 9 + 271 + 6 + 4 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 3679271649 - 2¹ = 3679271647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3679271595 and 3679271604.

It is not an unprimeable number, because it can be changed into a prime (3679271647) 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, 171862 + ... + 192080.

Almost surely, 2^3679271649 is an apocalyptic number.

3679271649 is the 60657-th square number.

3679271649 is the 30329-th centered octagonal number.

It is an amenable number.

3679271649 is a deficient number, since it is larger than the sum of its proper divisors (1635494704).

3679271649 is an frugal number, since it uses more digits than its factorization.

3679271649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40444 (or 20222 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The cubic root of 3679271649 is about 1543.7866629242.

The spelling of 3679271649 in words is "three billion, six hundred seventy-nine million, two hundred seventy-one thousand, six hundred forty-nine".