3952644 has 12 divisors (see below), whose sum is σ = 9222864. Its totient is φ = 1317544.

The previous prime is 3952633. The next prime is 3952649. The reversal of 3952644 is 4462593.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (3952649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164682 + ... + 164705.

It is an arithmetic number, because the mean of its divisors is an integer number (768572).

Almost surely, 2^3952644 is an apocalyptic number.

It is an amenable number.

3952644 is an abundant number, since it is smaller than the sum of its proper divisors (5270220).

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

3952644 is a wasteful number, since it uses less digits than its factorization.

3952644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329394 (or 329392 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 3952644 is about 1988.1257505500. The cubic root of 3952644 is about 158.1111752926. Note that the first 4 decimals are identical.

The spelling of 3952644 in words is "three million, nine hundred fifty-two thousand, six hundred forty-four".