1542012 has 48 divisors (see below), whose sum is σ = 3881472. Its totient is φ = 475200.

The previous prime is 1542007. The next prime is 1542029. The reversal of 1542012 is 2102451.

It is a junction number, because it is equal to n+sod(n) for n = 1541982 and 1542000.

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, 10137 + ... + 10287.

It is an arithmetic number, because the mean of its divisors is an integer number (80864).

2^1542012 is an apocalyptic number.

1542012 is a gapful number since it is divisible by the number (12) 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 1542012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1940736).

1542012 is an abundant number, since it is smaller than the sum of its proper divisors (2339460).

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

1542012 is a wasteful number, since it uses less digits than its factorization.

1542012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1542012 is about 1241.7777578939. Note that the first 4 decimals coincide. The cubic root of 1542012 is about 115.5303044486.

Adding to 1542012 its reverse (2102451), we get a palindrome (3644463).

The spelling of 1542012 in words is "one million, five hundred forty-two thousand, twelve".