5122445 has 8 divisors (see below), whose sum is σ = 6414336. Its totient is φ = 3919696.

The previous prime is 5122433. The next prime is 5122463. The reversal of 5122445 is 5442215.

5122445 = 120² + 121² + ... + 257².

It is a happy number.

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 5122445 - 2⁸ = 5122189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5122445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22157 + ... + 22386.

It is an arithmetic number, because the mean of its divisors is an integer number (801792).

Almost surely, 2^5122445 is an apocalyptic number.

It is an amenable number.

5122445 is a deficient number, since it is larger than the sum of its proper divisors (1291891).

5122445 is a wasteful number, since it uses less digits than its factorization.

5122445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44571.

The product of its digits is 1600, while the sum is 23.

The square root of 5122445 is about 2263.2819090869. The cubic root of 5122445 is about 172.3822062158.

The spelling of 5122445 in words is "five million, one hundred twenty-two thousand, four hundred forty-five".