4006432 has 12 divisors (see below), whose sum is σ = 7887726. Its totient is φ = 2003200.

The previous prime is 4006423. The next prime is 4006451. The reversal of 4006432 is 2346004.

It can be written as a sum of positive squares in only one way, i.e., 3549456 + 456976 = 1884^2 + 676^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62569 + ... + 62632.

Almost surely, 2^4006432 is an apocalyptic number.

It is an amenable number.

4006432 is a deficient number, since it is larger than the sum of its proper divisors (3881294).

4006432 is a wasteful number, since it uses less digits than its factorization.

4006432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125211 (or 125203 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 4006432 is about 2001.6073541032. The cubic root of 4006432 is about 158.8251443285.

The spelling of 4006432 in words is "four million, six thousand, four hundred thirty-two".