4271490 has 48 divisors (see below), whose sum is σ = 11471616. Its totient is φ = 1101600.

The previous prime is 4271489. The next prime is 4271557. The reversal of 4271490 is 941724.

It is a happy number.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

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, 2025 + ... + 3555.

It is an arithmetic number, because the mean of its divisors is an integer number (238992).

Almost surely, 2^4271490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4271490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5735808).

4271490 is an abundant number, since it is smaller than the sum of its proper divisors (7200126).

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

4271490 is a wasteful number, since it uses less digits than its factorization.

4271490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575 (or 1572 counting only the distinct ones).

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

The square root of 4271490 is about 2066.7583313005. The cubic root of 4271490 is about 162.2531478818.

It can be divided in two parts, 4271 and 490, that added together give a square (4761 = 69²).

The spelling of 4271490 in words is "four million, two hundred seventy-one thousand, four hundred ninety".