4000000432 has 20 divisors (see below), whose sum is σ = 8000001856. Its totient is φ = 1935483840.

The previous prime is 4000000427. The next prime is 4000000451. The reversal of 4000000432 is 2340000004.

4000000432 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4031763 + ... + 4032754.

Almost surely, 2^4000000432 is an apocalyptic number.

It is an amenable number.

4000000432 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4000000432 is a wasteful number, since it uses less digits than its factorization.

4000000432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8064556 (or 8064550 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 4000000432 is about 63245.5566186274. The cubic root of 4000000432 is about 1587.4011091146.

Adding to 4000000432 its reverse (2340000004), we get a palindrome (6340000436).

It can be divided in two parts, 4000000 and 432, that multiplied together give a cube (1728000000 = 1200³).

The spelling of 4000000432 in words is "four billion, four hundred thirty-two", and thus it is an aban number.