4631128 has 16 divisors (see below), whose sum is σ = 8730000. Its totient is φ = 2303136.

The previous prime is 4631111. The next prime is 4631131. The reversal of 4631128 is 8211364.

It is a super-3 number, since 3×4631128³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138 + ... + 3046.

It is an arithmetic number, because the mean of its divisors is an integer number (545625).

Almost surely, 2^4631128 is an apocalyptic number.

It is an amenable number.

4631128 is a deficient number, since it is larger than the sum of its proper divisors (4098872).

4631128 is a wasteful number, since it uses less digits than its factorization.

4631128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114 (or 3110 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 4631128 is about 2152.0055762010. The cubic root of 4631128 is about 166.6846451717.

The spelling of 4631128 in words is "four million, six hundred thirty-one thousand, one hundred twenty-eight".