4144858 has 4 divisors (see below), whose sum is σ = 6217290. Its totient is φ = 2072428.

The previous prime is 4144849. The next prime is 4144871. The reversal of 4144858 is 8584414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2614689 + 1530169 = 1617^2 + 1237^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036213 + ... + 1036216.

Almost surely, 2^4144858 is an apocalyptic number.

4144858 is a deficient number, since it is larger than the sum of its proper divisors (2072432).

4144858 is a wasteful number, since it uses less digits than its factorization.

4144858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072431.

The product of its digits is 20480, while the sum is 34.

The square root of 4144858 is about 2035.8924333078. The cubic root of 4144858 is about 160.6336590385.

The spelling of 4144858 in words is "four million, one hundred forty-four thousand, eight hundred fifty-eight".