4631148 has 48 divisors (see below), whose sum is σ = 12132960. Its totient is φ = 1527552.

The previous prime is 4631147. The next prime is 4631171. The reversal of 4631148 is 8411364.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4631141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14640 + ... + 14952.

It is an arithmetic number, because the mean of its divisors is an integer number (252770).

Almost surely, 2^4631148 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4631148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6066480).

4631148 is an abundant number, since it is smaller than the sum of its proper divisors (7501812).

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

4631148 is a wasteful number, since it uses less digits than its factorization.

4631148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 455 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 4631148 is about 2152.0102230240. The cubic root of 4631148 is about 166.6848851196.

The spelling of 4631148 in words is "four million, six hundred thirty-one thousand, one hundred forty-eight".