4144936 has 16 divisors (see below), whose sum is σ = 7961940. Its totient is φ = 2021760.

The previous prime is 4144919. The next prime is 4144961. The reversal of 4144936 is 6394414.

It can be written as a sum of positive squares in 2 ways, for example, as 3132900 + 1012036 = 1770^2 + 1006^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4144898 and 4144907.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5991 + ... + 6646.

Almost surely, 2^4144936 is an apocalyptic number.

It is an amenable number.

4144936 is a deficient number, since it is larger than the sum of its proper divisors (3817004).

4144936 is a wasteful number, since it uses less digits than its factorization.

4144936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12684 (or 12680 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 4144936 is about 2035.9115894360. The cubic root of 4144936 is about 160.6346666602.

The spelling of 4144936 in words is "four million, one hundred forty-four thousand, nine hundred thirty-six".