4020480432 has 30 divisors (see below), whose sum is σ = 11251761612. Its totient is φ = 1340160096.

The previous prime is 4020480379. The next prime is 4020480461. The reversal of 4020480432 is 2340840204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4020480396 and 4020480405.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13959858 + ... + 13960145.

Almost surely, 2^4020480432 is an apocalyptic number.

It is an amenable number.

4020480432 is an abundant number, since it is smaller than the sum of its proper divisors (7231281180).

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

4020480432 is a wasteful number, since it uses less digits than its factorization.

4020480432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27920017 (or 27920008 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 4020480432 is about 63407.2585119401. The cubic root of 4020480432 is about 1590.1056628487.

The spelling of 4020480432 in words is "four billion, twenty million, four hundred eighty thousand, four hundred thirty-two".