3944045 has 8 divisors (see below), whose sum is σ = 5409024. Its totient is φ = 2704464.

The previous prime is 3944041. The next prime is 3944107. The reversal of 3944045 is 5404493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3944045 - 2² = 3944041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3943999 and 3944017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3944041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56309 + ... + 56378.

It is an arithmetic number, because the mean of its divisors is an integer number (676128).

Almost surely, 2^3944045 is an apocalyptic number.

3944045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3944045 is a deficient number, since it is larger than the sum of its proper divisors (1464979).

3944045 is a wasteful number, since it uses less digits than its factorization.

3944045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112699.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 3944045 is about 1985.9619835234. The cubic root of 3944045 is about 157.9964347858.

The spelling of 3944045 in words is "three million, nine hundred forty-four thousand, forty-five".