1542882 has 32 divisors (see below), whose sum is σ = 3415104. Its totient is φ = 460800.

The previous prime is 1542881. The next prime is 1542889. The reversal of 1542882 is 2882451.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6282 + ... + 6522.

It is an arithmetic number, because the mean of its divisors is an integer number (106722).

2^1542882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1542882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1707552).

1542882 is an abundant number, since it is smaller than the sum of its proper divisors (1872222).

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

1542882 is a wasteful number, since it uses less digits than its factorization.

1542882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354.

The product of its digits is 5120, while the sum is 30.

The square root of 1542882 is about 1242.1280127265. The cubic root of 1542882 is about 115.5520276838.

It can be divided in two parts, 154288 and 2, that added together give a triangular number (154290 = T₅₅₅).

The spelling of 1542882 in words is "one million, five hundred forty-two thousand, eight hundred eighty-two".