4000025032 has 24 divisors (see below), whose sum is σ = 7550389350. Its totient is φ = 1986676800.

The previous prime is 4000024969. The next prime is 4000025033. The reversal of 4000025032 is 2305200004.

It can be written as a sum of positive squares in only one way, i.e., 2134994436 + 1865030596 = 46206^2 + 43186^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4000024997 and 4000025015.

It is not an unprimeable number, because it can be changed into a prime (4000025033) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 171444 + ... + 193372.

Almost surely, 2^4000025032 is an apocalyptic number.

It is an amenable number.

4000025032 is a deficient number, since it is larger than the sum of its proper divisors (3550364318).

4000025032 is a wasteful number, since it uses less digits than its factorization.

4000025032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22237 (or 22082 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 4000025032 is about 63245.7510983940. The cubic root of 4000025032 is about 1587.4043632799.

Adding to 4000025032 its reverse (2305200004), we get a palindrome (6305225036).

The spelling of 4000025032 in words is "four billion, twenty-five thousand, thirty-two".