4642787044 has 81 divisors (see below), whose sum is σ = 9828707049. Its totient is φ = 1913315040.

The previous prime is 4642787027. The next prime is 4642787053. The reversal of 4642787044 is 4407872464.

The square root of 4642787044 is 68138.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1360872100 + 3281914944 = 36890^2 + 57288^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4642786985 and 4642787003.

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 26 ways as a sum of consecutive naturals, for example, 29571814 + ... + 29571970.

Almost surely, 2^4642787044 is an apocalyptic number.

4642787044 is the 68138-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4642787044

4642787044 is an abundant number, since it is smaller than the sum of its proper divisors (5185920005).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4642787044 is a wasteful number, since it uses less digits than its factorization.

4642787044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 46.

The cubic root of 4642787044 is about 1668.2440630126.

The spelling of 4642787044 in words is "four billion, six hundred forty-two million, seven hundred eighty-seven thousand, forty-four".