4144636 has 12 divisors (see below), whose sum is σ = 7325640. Its totient is φ = 2051600.

The previous prime is 4144633. The next prime is 4144663. The reversal of 4144636 is 6364414.

4144636 = T₉₃ + T₉₄ + ... + T₂₉₄.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4726 + ... + 5533.

It is an arithmetic number, because the mean of its divisors is an integer number (610470).

Almost surely, 2^4144636 is an apocalyptic number.

It is an amenable number.

4144636 is a deficient number, since it is larger than the sum of its proper divisors (3181004).

4144636 is a wasteful number, since it uses less digits than its factorization.

4144636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10364 (or 10362 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 4144636 is about 2035.8379110332. The cubic root of 4144636 is about 160.6307911229.

It can be divided in two parts, 414 and 4636, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 4144636 in words is "four million, one hundred forty-four thousand, six hundred thirty-six".