4646423938 has 8 divisors (see below), whose sum is σ = 7505761788. Its totient is φ = 2144503344.

The previous prime is 4646423917. The next prime is 4646424001. The reversal of 4646423938 is 8393246464.

It can be written as a sum of positive squares in 2 ways, for example, as 3327789969 + 1318633969 = 57687^2 + 36313^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4646423891 and 4646423900.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89354281 + ... + 89354332.

Almost surely, 2^4646423938 is an apocalyptic number.

4646423938 is a deficient number, since it is larger than the sum of its proper divisors (2859337850).

4646423938 is a wasteful number, since it uses less digits than its factorization.

4646423938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178708628.

The product of its digits is 2985984, while the sum is 49.

The square root of 4646423938 is about 68164.6824829398. The cubic root of 4646423938 is about 1668.6795516688.

The spelling of 4646423938 in words is "four billion, six hundred forty-six million, four hundred twenty-three thousand, nine hundred thirty-eight".