4622148 has 18 divisors (see below), whose sum is σ = 11683854. Its totient is φ = 1540704.

The previous prime is 4622143. The next prime is 4622161. The reversal of 4622148 is 8412264.

It can be written as a sum of positive squares in only one way, i.e., 4460544 + 161604 = 2112^2 + 402^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (4622143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64161 + ... + 64232.

It is an arithmetic number, because the mean of its divisors is an integer number (649103).

Almost surely, 2^4622148 is an apocalyptic number.

It is an amenable number.

4622148 is an abundant number, since it is smaller than the sum of its proper divisors (7061706).

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

4622148 is a wasteful number, since it uses less digits than its factorization.

4622148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128403 (or 128398 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 4622148 is about 2149.9181379764. The cubic root of 4622148 is about 166.5768387054.

The spelling of 4622148 in words is "four million, six hundred twenty-two thousand, one hundred forty-eight".