4008634 has 16 divisors (see below), whose sum is σ = 7276608. Its totient is φ = 1616832.

The previous prime is 4008629. The next prime is 4008643. The reversal of 4008634 is 4368004.

It is a junction number, because it is equal to n+sod(n) for n = 4008599 and 4008608.

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 in 7 ways as a sum of consecutive naturals, for example, 8184 + ... + 8659.

It is an arithmetic number, because the mean of its divisors is an integer number (454788).

Almost surely, 2^4008634 is an apocalyptic number.

4008634 is a deficient number, since it is larger than the sum of its proper divisors (3267974).

4008634 is a wasteful number, since it uses less digits than its factorization.

4008634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16869.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4008634 is about 2002.1573364748. The cubic root of 4008634 is about 158.8542366243.

The spelling of 4008634 in words is "four million, eight thousand, six hundred thirty-four".