553533432 has 16 divisors (see below), whose sum is σ = 1383833640. Its totient is φ = 184511136.

The previous prime is 553533419. The next prime is 553533439. The reversal of 553533432 is 234335355.

It is a junction number, because it is equal to n+sod(n) for n = 553533393 and 553533402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553533439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11531923 + ... + 11531970.

Almost surely, 2^553533432 is an apocalyptic number.

It is an amenable number.

553533432 is an abundant number, since it is smaller than the sum of its proper divisors (830300208).

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

553533432 is a wasteful number, since it uses less digits than its factorization.

553533432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23063902 (or 23063898 counting only the distinct ones).

The product of its digits is 81000, while the sum is 33.

The square root of 553533432 is about 23527.2912167976. The cubic root of 553533432 is about 821.0720817687.

Adding to 553533432 its reverse (234335355), we get a palindrome (787868787).

It can be divided in two parts, 55353 and 3432, that added together give a palindrome (58785).

The spelling of 553533432 in words is "five hundred fifty-three million, five hundred thirty-three thousand, four hundred thirty-two".