1527228 has 48 divisors (see below), whose sum is σ = 4032000. Its totient is φ = 499824.

The previous prime is 1527203. The next prime is 1527247. The reversal of 1527228 is 8227251.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8443 + ... + 8621.

It is an arithmetic number, because the mean of its divisors is an integer number (84000).

2^1527228 is an apocalyptic number.

1527228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1527228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2016000).

1527228 is an abundant number, since it is smaller than the sum of its proper divisors (2504772).

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

1527228 is a wasteful number, since it uses less digits than its factorization.

1527228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 263 counting only the distinct ones).

The product of its digits is 2240, while the sum is 27.

The square root of 1527228 is about 1235.8106651102. The cubic root of 1527228 is about 115.1599035804.

The spelling of 1527228 in words is "one million, five hundred twenty-seven thousand, two hundred twenty-eight".