2946159638 has 8 divisors (see below), whose sum is σ = 4420742832. Its totient is φ = 1472578696.

The previous prime is 2946159611. The next prime is 2946159659. The reversal of 2946159638 is 8369516492.

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

It is a super-2 number, since 2×2946159638² = 17359713225160582088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2946159638.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 243170 + ... + 254997.

It is an arithmetic number, because the mean of its divisors is an integer number (552592854).

Almost surely, 2^2946159638 is an apocalyptic number.

2946159638 is a deficient number, since it is larger than the sum of its proper divisors (1474583194).

2946159638 is a wasteful number, since it uses less digits than its factorization.

2946159638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501126.

The product of its digits is 2799360, while the sum is 53.

The square root of 2946159638 is about 54278.5375447792. The cubic root of 2946159638 is about 1433.5695195549.

The spelling of 2946159638 in words is "two billion, nine hundred forty-six million, one hundred fifty-nine thousand, six hundred thirty-eight".