3201006540 has 48 divisors (see below), whose sum is σ = 9007891200. Its totient is φ = 849309120.

The previous prime is 3201006533. The next prime is 3201006637. The reversal of 3201006540 is 456001023.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122106 + ... + 145985.

It is an arithmetic number, because the mean of its divisors is an integer number (187664400).

Almost surely, 2^3201006540 is an apocalyptic number.

3201006540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3201006540 is an abundant number, since it is smaller than the sum of its proper divisors (5806884660).

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

3201006540 is a wasteful number, since it uses less digits than its factorization.

3201006540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268302 (or 268300 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3201006540 is about 56577.4384361823. The cubic root of 3201006540 is about 1473.7670884705.

Adding to 3201006540 its reverse (456001023), we get a palindrome (3657007563).

The spelling of 3201006540 in words is "three billion, two hundred one million, six thousand, five hundred forty".