5122730 has 16 divisors (see below), whose sum is σ = 9265320. Its totient is φ = 2039232.

The previous prime is 5122727. The next prime is 5122739. The reversal of 5122730 is 372215.

It can be written as a sum of positive squares in 4 ways, for example, as 5112121 + 10609 = 2261^2 + 103^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5122739) 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, 1172 + ... + 3408.

Almost surely, 2^5122730 is an apocalyptic number.

5122730 is a deficient number, since it is larger than the sum of its proper divisors (4142590).

5122730 is a wasteful number, since it uses less digits than its factorization.

5122730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 5122730 is about 2263.3448698773. The cubic root of 5122730 is about 172.3854031278.

Adding to 5122730 its reverse (372215), we get a palindrome (5494945).

The spelling of 5122730 in words is "five million, one hundred twenty-two thousand, seven hundred thirty".