3442644 has 18 divisors (see below), whose sum is σ = 8702330. Its totient is φ = 1147536.

The previous prime is 3442639. The next prime is 3442651. The reversal of 3442644 is 4462443.

3442644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1855044 + 1587600 = 1362^2 + 1260^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47779 + ... + 47850.

Almost surely, 2^3442644 is an apocalyptic number.

It is an amenable number.

3442644 is an abundant number, since it is smaller than the sum of its proper divisors (5259686).

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

3442644 is a wasteful number, since it uses less digits than its factorization.

3442644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95639 (or 95634 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 3442644 is about 1855.4363368222. The cubic root of 3442644 is about 150.9955117593.

The spelling of 3442644 in words is "three million, four hundred forty-two thousand, six hundred forty-four".