3709404 has 36 divisors (see below), whose sum is σ = 9447984. Its totient is φ = 1227072.

The previous prime is 3709403. The next prime is 3709421. The reversal of 3709404 is 4049073.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3709403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5704 + ... + 6320.

It is an arithmetic number, because the mean of its divisors is an integer number (262444).

Almost surely, 2^3709404 is an apocalyptic number.

It is an amenable number.

3709404 is an abundant number, since it is smaller than the sum of its proper divisors (5738580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3709404 is a wasteful number, since it uses less digits than its factorization.

3709404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3709404 is about 1925.9813083205. The cubic root of 3709404 is about 154.7989623951.

It can be divided in two parts, 3 and 709404, that multiplied together give a palindrome (2128212).

The spelling of 3709404 in words is "three million, seven hundred nine thousand, four hundred four".