4003694 has 4 divisors (see below), whose sum is σ = 6005544. Its totient is φ = 2001846.

The previous prime is 4003669. The next prime is 4003697. The reversal of 4003694 is 4963004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4003697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000922 + ... + 1000925.

It is an arithmetic number, because the mean of its divisors is an integer number (1501386).

Almost surely, 2^4003694 is an apocalyptic number.

4003694 is a deficient number, since it is larger than the sum of its proper divisors (2001850).

4003694 is a wasteful number, since it uses less digits than its factorization.

4003694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001849.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 4003694 is about 2000.9232868853. The cubic root of 4003694 is about 158.7889556578.

Adding to 4003694 its reverse (4963004), we get a palindrome (8966698).

The spelling of 4003694 in words is "four million, three thousand, six hundred ninety-four".