4621128 has 16 divisors (see below), whose sum is σ = 11552880. Its totient is φ = 1540368.

The previous prime is 4621073. The next prime is 4621129. The reversal of 4621128 is 8211264.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 192547 = 4621128 / (4 + 6 + 2 + 1 + 1 + 2 + 8).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4621098 and 4621107.

It is not an unprimeable number, because it can be changed into a prime (4621129) 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, 96250 + ... + 96297.

It is an arithmetic number, because the mean of its divisors is an integer number (722055).

Almost surely, 2^4621128 is an apocalyptic number.

It is an amenable number.

4621128 is an abundant number, since it is smaller than the sum of its proper divisors (6931752).

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

4621128 is a wasteful number, since it uses less digits than its factorization.

4621128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192556 (or 192552 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

The square root of 4621128 is about 2149.6809065533. The cubic root of 4621128 is about 166.5645845994.

The spelling of 4621128 in words is "four million, six hundred twenty-one thousand, one hundred twenty-eight".