4028406532 has 6 divisors (see below), whose sum is σ = 7049711438. Its totient is φ = 2014203264.

The previous prime is 4028406517. The next prime is 4028406533. The reversal of 4028406532 is 2356048204.

It can be written as a sum of positive squares in only one way, i.e., 3332291076 + 696115456 = 57726^2 + 26384^2 .

It is not an unprimeable number, because it can be changed into a prime (4028406533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503550813 + ... + 503550820.

Almost surely, 2^4028406532 is an apocalyptic number.

It is an amenable number.

4028406532 is a deficient number, since it is larger than the sum of its proper divisors (3021304906).

4028406532 is a wasteful number, since it uses less digits than its factorization.

4028406532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007101637 (or 1007101635 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 4028406532 is about 63469.7292573397. The cubic root of 4028406532 is about 1591.1499048295.

The spelling of 4028406532 in words is "four billion, twenty-eight million, four hundred six thousand, five hundred thirty-two".