4661272 has 96 divisors (see below), whose sum is σ = 11819520. Its totient is φ = 1700160.

The previous prime is 4661263. The next prime is 4661291. The reversal of 4661272 is 2721664.

4661272 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 4661272.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99153 + ... + 99199.

It is an arithmetic number, because the mean of its divisors is an integer number (123120).

Almost surely, 2^4661272 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 4661272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5909760).

4661272 is an abundant number, since it is smaller than the sum of its proper divisors (7158248).

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

4661272 is a wasteful number, since it uses less digits than its factorization.

4661272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 90 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 4661272 is about 2158.9979157007. The cubic root of 4661272 is about 167.0455133099.

The spelling of 4661272 in words is "four million, six hundred sixty-one thousand, two hundred seventy-two".