4694490861 has 8 divisors (see below), whose sum is σ = 6323850624. Its totient is φ = 3097395840.

The previous prime is 4694490851. The next prime is 4694490863. The reversal of 4694490861 is 1680944964.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4694490861 - 2⁷ = 4694490733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4694490863) 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 7 ways as a sum of consecutive naturals, for example, 8065845 + ... + 8066426.

It is an arithmetic number, because the mean of its divisors is an integer number (790481328).

Almost surely, 2^4694490861 is an apocalyptic number.

It is an amenable number.

4694490861 is a deficient number, since it is larger than the sum of its proper divisors (1629359763).

4694490861 is a wasteful number, since it uses less digits than its factorization.

4694490861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16132371.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The square root of 4694490861 is about 68516.3546972546. The cubic root of 4694490861 is about 1674.4139464256.

The spelling of 4694490861 in words is "four billion, six hundred ninety-four million, four hundred ninety thousand, eight hundred sixty-one".