4004420432 has 40 divisors (see below), whose sum is σ = 7887352320. Its totient is φ = 1969214720.

The previous prime is 4004420429. The next prime is 4004420467. The reversal of 4004420432 is 2340244004.

It is a junction number, because it is equal to n+sod(n) for n = 4004420398 and 4004420407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264623 + ... + 279345.

It is an arithmetic number, because the mean of its divisors is an integer number (197183808).

Almost surely, 2^4004420432 is an apocalyptic number.

It is an amenable number.

4004420432 is a deficient number, since it is larger than the sum of its proper divisors (3882931888).

4004420432 is a wasteful number, since it uses less digits than its factorization.

4004420432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15011 (or 15005 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 4004420432 is about 63280.4901371663. The cubic root of 4004420432 is about 1587.9855865637.

Adding to 4004420432 its reverse (2340244004), we get a palindrome (6344664436).

The spelling of 4004420432 in words is "four billion, four million, four hundred twenty thousand, four hundred thirty-two".