3689026444 has 6 divisors (see below), whose sum is σ = 6455796284. Its totient is φ = 1844513220.

The previous prime is 3689026433. The next prime is 3689026487. The reversal of 3689026444 is 4446209863.

3689026444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3689026444² = 27217832209062570272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3689026394 and 3689026403.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461128302 + ... + 461128309.

Almost surely, 2^3689026444 is an apocalyptic number.

It is an amenable number.

3689026444 is a deficient number, since it is larger than the sum of its proper divisors (2766769840).

3689026444 is a wasteful number, since it uses less digits than its factorization.

3689026444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922256615 (or 922256613 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 46.

The square root of 3689026444 is about 60737.3562480291. The cubic root of 3689026444 is about 1545.1497980387.

The spelling of 3689026444 in words is "three billion, six hundred eighty-nine million, twenty-six thousand, four hundred forty-four".