3894294651 has 32 divisors (see below), whose sum is σ = 5783285760. Its totient is φ = 2315723904.

The previous prime is 3894294647. The next prime is 3894294671. The reversal of 3894294651 is 1564924983.

3894294651 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3894294651 - 2² = 3894294647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3894294594 and 3894294603.

It is not an unprimeable number, because it can be changed into a prime (3894294631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131361 + ... + 158253.

It is an arithmetic number, because the mean of its divisors is an integer number (180727680).

Almost surely, 2^3894294651 is an apocalyptic number.

3894294651 is a deficient number, since it is larger than the sum of its proper divisors (1888991109).

3894294651 is a wasteful number, since it uses less digits than its factorization.

3894294651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27035.

The product of its digits is 1866240, while the sum is 51.

The square root of 3894294651 is about 62404.2839154493. The cubic root of 3894294651 is about 1573.2929722132.

The spelling of 3894294651 in words is "three billion, eight hundred ninety-four million, two hundred ninety-four thousand, six hundred fifty-one".