4127245 has 8 divisors (see below), whose sum is σ = 4968216. Its totient is φ = 3291456.

The previous prime is 4127231. The next prime is 4127257. The reversal of 4127245 is 5427214.

It can be written as a sum of positive squares in 4 ways, for example, as 1687401 + 2439844 = 1299^2 + 1562^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4127245 - 2¹³ = 4119053 is a prime.

It is a Duffinian number.

4127245 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759 + ... + 2971.

It is an arithmetic number, because the mean of its divisors is an integer number (621027).

Almost surely, 2^4127245 is an apocalyptic number.

It is an amenable number.

4127245 is a deficient number, since it is larger than the sum of its proper divisors (840971).

4127245 is a wasteful number, since it uses less digits than its factorization.

4127245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591.

The product of its digits is 2240, while the sum is 25.

The square root of 4127245 is about 2031.5622067759. The cubic root of 4127245 is about 160.4058058275.

The spelling of 4127245 in words is "four million, one hundred twenty-seven thousand, two hundred forty-five".