4126445 has 8 divisors (see below), whose sum is σ = 5072760. Its totient is φ = 3220480.

The previous prime is 4126433. The next prime is 4126457. The reversal of 4126445 is 5446214.

It is an interprime number because it is at equal distance from previous prime (4126433) and next prime (4126457).

It can be written as a sum of positive squares in 4 ways, for example, as 292681 + 3833764 = 541^2 + 1958^2 .

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

It is not a de Polignac number, because 4126445 - 2⁴ = 4126429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9860 + ... + 10269.

It is an arithmetic number, because the mean of its divisors is an integer number (634095).

Almost surely, 2^4126445 is an apocalyptic number.

It is an amenable number.

4126445 is a deficient number, since it is larger than the sum of its proper divisors (946315).

4126445 is a wasteful number, since it uses less digits than its factorization.

4126445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20175.

The product of its digits is 3840, while the sum is 26.

The square root of 4126445 is about 2031.3653044197. The cubic root of 4126445 is about 160.3954411301.

The spelling of 4126445 in words is "four million, one hundred twenty-six thousand, four hundred forty-five".