1533542332 has 24 divisors (see below), whose sum is σ = 3071095776. Its totient is φ = 656372928.

The previous prime is 1533542321. The next prime is 1533542377. The reversal of 1533542332 is 2332453351.

It is a junction number, because it is equal to n+sod(n) for n = 1533542294 and 1533542303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13783 + ... + 57070.

It is an arithmetic number, because the mean of its divisors is an integer number (127962324).

Almost surely, 2^1533542332 is an apocalyptic number.

It is an amenable number.

1533542332 is an abundant number, since it is smaller than the sum of its proper divisors (1537553444).

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

1533542332 is a wasteful number, since it uses less digits than its factorization.

1533542332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71637 (or 71635 counting only the distinct ones).

The product of its digits is 32400, while the sum is 31.

The square root of 1533542332 is about 39160.4689961701. The cubic root of 1533542332 is about 1153.1839509006.

Adding to 1533542332 its reverse (2332453351), we get a palindrome (3865995683).

The spelling of 1533542332 in words is "one billion, five hundred thirty-three million, five hundred forty-two thousand, three hundred thirty-two".