1271484 has 48 divisors (see below), whose sum is σ = 3367840. Its totient is φ = 414720.

The previous prime is 1271483. The next prime is 1271503. The reversal of 1271484 is 4841721.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1271483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6492 + ... + 6684.

2^1271484 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 1271484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1683920).

1271484 is an abundant number, since it is smaller than the sum of its proper divisors (2096356).

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

1271484 is a wasteful number, since it uses less digits than its factorization.

1271484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267 (or 259 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 1271484 is about 1127.6009932596. The cubic root of 1271484 is about 108.3353772132.

The spelling of 1271484 in words is "one million, two hundred seventy-one thousand, four hundred eighty-four".