4638281932 has 12 divisors (see below), whose sum is σ = 8254569960. Its totient is φ = 2279833376.

The previous prime is 4638281917. The next prime is 4638281933. The reversal of 4638281932 is 2391828364.

It is not an unprimeable number, because it can be changed into a prime (4638281933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9826633 + ... + 9827104.

It is an arithmetic number, because the mean of its divisors is an integer number (687880830).

Almost surely, 2^4638281932 is an apocalyptic number.

It is an amenable number.

4638281932 is a deficient number, since it is larger than the sum of its proper divisors (3616288028).

4638281932 is a wasteful number, since it uses less digits than its factorization.

4638281932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19653800 (or 19653798 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 4638281932 is about 68104.9332427542. The cubic root of 4638281932 is about 1667.7042968113.

The spelling of 4638281932 in words is "four billion, six hundred thirty-eight million, two hundred eighty-one thousand, nine hundred thirty-two".