3240011021 has 8 divisors (see below), whose sum is σ = 3490066944. Its totient is φ = 2990072880.

The previous prime is 3240011009. The next prime is 3240011023. The reversal of 3240011021 is 1201100423.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3240011021 - 2⁶ = 3240010957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3240010987 and 3240011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3240011023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32540 + ... + 86826.

It is an arithmetic number, because the mean of its divisors is an integer number (436258368).

Almost surely, 2^3240011021 is an apocalyptic number.

It is an amenable number.

3240011021 is a deficient number, since it is larger than the sum of its proper divisors (250055923).

3240011021 is a wasteful number, since it uses less digits than its factorization.

3240011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58891.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3240011021 is about 56921.0946925654. The cubic root of 3240011021 is about 1479.7289223818.

Adding to 3240011021 its reverse (1201100423), we get a palindrome (4441111444).

The spelling of 3240011021 in words is "three billion, two hundred forty million, eleven thousand, twenty-one".