5421432 has 32 divisors (see below), whose sum is σ = 13611600. Its totient is φ = 1799424.

The previous prime is 5421421. The next prime is 5421433. The reversal of 5421432 is 2341245.

It is a junction number, because it is equal to n+sod(n) for n = 5421399 and 5421408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9244 + ... + 9812.

Almost surely, 2^5421432 is an apocalyptic number.

It is an amenable number.

5421432 is an abundant number, since it is smaller than the sum of its proper divisors (8190168).

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

5421432 is a wasteful number, since it uses less digits than its factorization.

5421432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975 (or 971 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 5421432 is about 2328.3968733874. The cubic root of 5421432 is about 175.6728599359.

Adding to 5421432 its reverse (2341245), we get a palindrome (7762677).

The spelling of 5421432 in words is "five million, four hundred twenty-one thousand, four hundred thirty-two".