4284722738 has 8 divisors (see below), whose sum is σ = 6805147932. Its totient is φ = 2016340096.

The previous prime is 4284722731. The next prime is 4284722759. The reversal of 4284722738 is 8372274824.

It can be written as a sum of positive squares in 2 ways, for example, as 4061130529 + 223592209 = 63727^2 + 14953^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4284722692 and 4284722701.

It is not an unprimeable number, because it can be changed into a prime (4284722731) 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, 63010595 + ... + 63010662.

Almost surely, 2^4284722738 is an apocalyptic number.

4284722738 is a deficient number, since it is larger than the sum of its proper divisors (2520425194).

4284722738 is a wasteful number, since it uses less digits than its factorization.

4284722738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126021276.

The product of its digits is 1204224, while the sum is 47.

The square root of 4284722738 is about 65457.7935619587. The cubic root of 4284722738 is about 1624.2052429839.

The spelling of 4284722738 in words is "four billion, two hundred eighty-four million, seven hundred twenty-two thousand, seven hundred thirty-eight".