3261028028 has 12 divisors (see below), whose sum is σ = 5708371032. Its totient is φ = 1630064880.

The previous prime is 3261028027. The next prime is 3261028039. The reversal of 3261028028 is 8208201623.

It is a junction number, because it is equal to n+sod(n) for n = 3261027985 and 3261028003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261028027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95675 + ... + 125202.

It is an arithmetic number, because the mean of its divisors is an integer number (475697586).

Almost surely, 2^3261028028 is an apocalyptic number.

It is an amenable number.

3261028028 is a deficient number, since it is larger than the sum of its proper divisors (2447343004).

3261028028 is a wasteful number, since it uses less digits than its factorization.

3261028028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224572 (or 224570 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 3261028028 is about 57105.4115474182. The cubic root of 3261028028 is about 1482.9215524686.

The spelling of 3261028028 in words is "three billion, two hundred sixty-one million, twenty-eight thousand, twenty-eight".