5551432 has 16 divisors (see below), whose sum is σ = 10606140. Its totient is φ = 2723136.

The previous prime is 5551423. The next prime is 5551433. The reversal of 5551432 is 2341555.

It can be written as a sum of positive squares in 2 ways, for example, as 4901796 + 649636 = 2214^2 + 806^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5551397 and 5551406.

It is not an unprimeable number, because it can be changed into a prime (5551433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6123 + ... + 6970.

Almost surely, 2^5551432 is an apocalyptic number.

It is an amenable number.

5551432 is a deficient number, since it is larger than the sum of its proper divisors (5054708).

5551432 is a wasteful number, since it uses less digits than its factorization.

5551432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13152 (or 13148 counting only the distinct ones).

The product of its digits is 3000, while the sum is 25.

The square root of 5551432 is about 2356.1477033497. The cubic root of 5551432 is about 177.0659313680.

Adding to 5551432 its reverse (2341555), we get a palindrome (7892987).

The spelling of 5551432 in words is "five million, five hundred fifty-one thousand, four hundred thirty-two".