4009694 has 12 divisors (see below), whose sum is σ = 6513336. Its totient is φ = 1850472.

The previous prime is 4009679. The next prime is 4009721. The reversal of 4009694 is 4969004.

It is a happy number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 4009694.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5594 + ... + 6269.

It is an arithmetic number, because the mean of its divisors is an integer number (542778).

Almost surely, 2^4009694 is an apocalyptic number.

4009694 is a deficient number, since it is larger than the sum of its proper divisors (2503642).

4009694 is a wasteful number, since it uses less digits than its factorization.

4009694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11891 (or 11878 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 4009694 is about 2002.4220334385. The cubic root of 4009694 is about 158.8682372914.

The spelling of 4009694 in words is "four million, nine thousand, six hundred ninety-four".