5122645 has 8 divisors (see below), whose sum is σ = 6706080. Its totient is φ = 3725520.

The previous prime is 5122643. The next prime is 5122651. The reversal of 5122645 is 5462215.

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

It is not a de Polignac number, because 5122645 - 2¹ = 5122643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5122643) by changing a digit.

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, 46515 + ... + 46624.

It is an arithmetic number, because the mean of its divisors is an integer number (838260).

Almost surely, 2^5122645 is an apocalyptic number.

5122645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5122645 is a deficient number, since it is larger than the sum of its proper divisors (1583435).

5122645 is a wasteful number, since it uses less digits than its factorization.

5122645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93155.

The product of its digits is 2400, while the sum is 25.

The square root of 5122645 is about 2263.3260922810. The cubic root of 5122645 is about 172.3844496752.

The spelling of 5122645 in words is "five million, one hundred twenty-two thousand, six hundred forty-five".