3872832461 has 2 divisors, whose sum is σ = 3872832462. Its totient is φ = 3872832460.

The previous prime is 3872832451. The next prime is 3872832479. The reversal of 3872832461 is 1642382783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2642576836 + 1230255625 = 51406^2 + 35075^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3872832461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3872832421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1936416230 + 1936416231.

It is an arithmetic number, because the mean of its divisors is an integer number (1936416231).

Almost surely, 2^3872832461 is an apocalyptic number.

It is an amenable number.

3872832461 is a deficient number, since it is larger than the sum of its proper divisors (1).

3872832461 is an equidigital number, since it uses as much as digits as its factorization.

3872832461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 44.

The square root of 3872832461 is about 62232.0854624044. The cubic root of 3872832461 is about 1570.3974085589.

The spelling of 3872832461 in words is "three billion, eight hundred seventy-two million, eight hundred thirty-two thousand, four hundred sixty-one".