4628018238 has 32 divisors (see below), whose sum is σ = 9513429504. Its totient is φ = 1499837472.

The previous prime is 4628018237. The next prime is 4628018243. The reversal of 4628018238 is 8328108264.

It is a happy number.

It is a super-2 number, since 2×4628018238² = 42837105622521249288, 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 4628018238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4628018237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314031 + ... + 328437.

It is an arithmetic number, because the mean of its divisors is an integer number (297294672).

Almost surely, 2^4628018238 is an apocalyptic number.

4628018238 is an abundant number, since it is smaller than the sum of its proper divisors (4885411266).

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

4628018238 is a wasteful number, since it uses less digits than its factorization.

4628018238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15896.

The product of its (nonzero) digits is 147456, while the sum is 42.

The square root of 4628018238 is about 68029.5394516235. The cubic root of 4628018238 is about 1666.4732772323.

The spelling of 4628018238 in words is "four billion, six hundred twenty-eight million, eighteen thousand, two hundred thirty-eight".