4345421432 has 16 divisors (see below), whose sum is σ = 8888362200. Its totient is φ = 1975191520.

The previous prime is 4345421413. The next prime is 4345421461. The reversal of 4345421432 is 2341245434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24689807 + ... + 24689982.

Almost surely, 2^4345421432 is an apocalyptic number.

It is an amenable number.

4345421432 is an abundant number, since it is smaller than the sum of its proper divisors (4542940768).

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

4345421432 is a wasteful number, since it uses less digits than its factorization.

4345421432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49379806 (or 49379802 counting only the distinct ones).

The product of its digits is 46080, while the sum is 32.

The square root of 4345421432 is about 65919.8106186600. The cubic root of 4345421432 is about 1631.8389713203.

Adding to 4345421432 its reverse (2341245434), we get a palindrome (6686666866).

The spelling of 4345421432 in words is "four billion, three hundred forty-five million, four hundred twenty-one thousand, four hundred thirty-two".