3211026648 has 64 divisors (see below), whose sum is σ = 8324808960. Its totient is φ = 1031273856.

The previous prime is 3211026631. The next prime is 3211026649. The reversal of 3211026648 is 8466201123.

3211026648 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3211026648² = 20621384268332231808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3211026649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73911 + ... + 109017.

It is an arithmetic number, because the mean of its divisors is an integer number (130075140).

Almost surely, 2^3211026648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3211026648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4162404480).

3211026648 is an abundant number, since it is smaller than the sum of its proper divisors (5113782312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3211026648 is a wasteful number, since it uses less digits than its factorization.

3211026648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35256 (or 35252 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 3211026648 is about 56665.9213990208. The cubic root of 3211026648 is about 1475.3032639677.

The spelling of 3211026648 in words is "three billion, two hundred eleven million, twenty-six thousand, six hundred forty-eight".