3246646541 has 8 divisors (see below), whose sum is σ = 3440518200. Its totient is φ = 3058236160.

The previous prime is 3246646517. The next prime is 3246646549. The reversal of 3246646541 is 1456466423.

It can be written as a sum of positive squares in 4 ways, for example, as 219336100 + 3027310441 = 14810^2 + 55021^2 .

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 3246646541 - 2²² = 3242452237 is a prime.

It is a super-4 number, since 4×3246646541⁴ (a number of 39 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3246646549) 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, 1364096 + ... + 1366473.

It is an arithmetic number, because the mean of its divisors is an integer number (430064775).

Almost surely, 2^3246646541 is an apocalyptic number.

It is an amenable number.

3246646541 is a deficient number, since it is larger than the sum of its proper divisors (193871659).

3246646541 is a wasteful number, since it uses less digits than its factorization.

3246646541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2730639.

The product of its digits is 414720, while the sum is 41.

The square root of 3246646541 is about 56979.3518829409. The cubic root of 3246646541 is about 1480.7383917413.

The spelling of 3246646541 in words is "three billion, two hundred forty-six million, six hundred forty-six thousand, five hundred forty-one".