3894132331 has 16 divisors (see below), whose sum is σ = 4063973760. Its totient is φ = 3728612160.

The previous prime is 3894132329. The next prime is 3894132343. The reversal of 3894132331 is 1332314983.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3894132331 - 2¹ = 3894132329 is a prime.

It is a super-2 number, since 2×3894132331² = 30328533222678987122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3894132311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463375 + ... + 471703.

It is an arithmetic number, because the mean of its divisors is an integer number (253998360).

Almost surely, 2^3894132331 is an apocalyptic number.

3894132331 is a deficient number, since it is larger than the sum of its proper divisors (169841429).

3894132331 is a wasteful number, since it uses less digits than its factorization.

3894132331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8586.

The product of its digits is 46656, while the sum is 37.

The square root of 3894132331 is about 62402.9833501572. The cubic root of 3894132331 is about 1573.2711128449.

The spelling of 3894132331 in words is "three billion, eight hundred ninety-four million, one hundred thirty-two thousand, three hundred thirty-one".