1553252432 has 20 divisors (see below), whose sum is σ = 3167818080. Its totient is φ = 735751008.

The previous prime is 1553252429. The next prime is 1553252443. The reversal of 1553252432 is 2342523551.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2554388 + ... + 2554995.

It is an arithmetic number, because the mean of its divisors is an integer number (158390904).

Almost surely, 2^1553252432 is an apocalyptic number.

It is an amenable number.

1553252432 is an abundant number, since it is smaller than the sum of its proper divisors (1614565648).

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

1553252432 is a wasteful number, since it uses less digits than its factorization.

1553252432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5109410 (or 5109404 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 1553252432 is about 39411.3236519658. The cubic root of 1553252432 is about 1158.1034287860.

Adding to 1553252432 its reverse (2342523551), we get a palindrome (3895775983).

The spelling of 1553252432 in words is "one billion, five hundred fifty-three million, two hundred fifty-two thousand, four hundred thirty-two".