4271904 has 144 divisors (see below), whose sum is σ = 15043392. Its totient is φ = 1119744.

The previous prime is 4271881. The next prime is 4271923. The reversal of 4271904 is 4091724.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26127 + ... + 26289.

It is an arithmetic number, because the mean of its divisors is an integer number (104468).

Almost surely, 2^4271904 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 4271904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7521696).

4271904 is an abundant number, since it is smaller than the sum of its proper divisors (10771488).

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

4271904 is a wasteful number, since it uses less digits than its factorization.

4271904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 4271904 is about 2066.8584857217. The cubic root of 4271904 is about 162.2583896618.

The spelling of 4271904 in words is "four million, two hundred seventy-one thousand, nine hundred four".