1533042 has 48 divisors (see below), whose sum is σ = 3968640. Its totient is φ = 418968.

The previous prime is 1533041. The next prime is 1533083. The reversal of 1533042 is 2403351.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1533041) 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 23 ways as a sum of consecutive naturals, for example, 66643 + ... + 66665.

It is an arithmetic number, because the mean of its divisors is an integer number (82680).

2^1533042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1533042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1984320).

1533042 is an abundant number, since it is smaller than the sum of its proper divisors (2435598).

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

1533042 is an equidigital number, since it uses as much as digits as its factorization.

1533042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84 (or 35 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 1533042 is about 1238.1607326999. The cubic root of 1533042 is about 115.3058525042.

Adding to 1533042 its reverse (2403351), we get a palindrome (3936393).

The spelling of 1533042 in words is "one million, five hundred thirty-three thousand, forty-two".