4080628 has 6 divisors (see below), whose sum is σ = 7141106. Its totient is φ = 2040312.

The previous prime is 4080613. The next prime is 4080647. The reversal of 4080628 is 8260804.

It can be written as a sum of positive squares in only one way, i.e., 3888784 + 191844 = 1972^2 + 438^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4080596 and 4080605.

It is a congruent number.

It is an unprimeable number.

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, 510075 + ... + 510082.

Almost surely, 2^4080628 is an apocalyptic number.

It is an amenable number.

4080628 is a deficient number, since it is larger than the sum of its proper divisors (3060478).

4080628 is a wasteful number, since it uses less digits than its factorization.

4080628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020161 (or 1020159 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 4080628 is about 2020.0564348552. The cubic root of 4080628 is about 159.7995928359.

The spelling of 4080628 in words is "four million, eighty thousand, six hundred twenty-eight".