4005740432 has 10 divisors (see below), whose sum is σ = 7761122118. Its totient is φ = 2002870208.

The previous prime is 4005740419. The next prime is 4005740471. The reversal of 4005740432 is 2340475004.

It can be written as a sum of positive squares in only one way, i.e., 3891763456 + 113976976 = 62384^2 + 10676^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4005740395 and 4005740404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125179373 + ... + 125179404.

Almost surely, 2^4005740432 is an apocalyptic number.

It is an amenable number.

4005740432 is a deficient number, since it is larger than the sum of its proper divisors (3755381686).

4005740432 is a wasteful number, since it uses less digits than its factorization.

4005740432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250358785 (or 250358779 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 4005740432 is about 63290.9190326701. The cubic root of 4005740432 is about 1588.1600529841.

The spelling of 4005740432 in words is "four billion, five million, seven hundred forty thousand, four hundred thirty-two".