5123684 has 6 divisors (see below), whose sum is σ = 8966454. Its totient is φ = 2561840.

The previous prime is 5123683. The next prime is 5123693. The reversal of 5123684 is 4863215.

It can be written as a sum of positive squares in only one way, i.e., 2788900 + 2334784 = 1670^2 + 1528^2 .

It is not an unprimeable number, because it can be changed into a prime (5123683) 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 as a sum of consecutive naturals, namely, 640457 + ... + 640464.

It is an arithmetic number, because the mean of its divisors is an integer number (1494409).

Almost surely, 2^5123684 is an apocalyptic number.

It is an amenable number.

5123684 is a deficient number, since it is larger than the sum of its proper divisors (3842770).

5123684 is a wasteful number, since it uses less digits than its factorization.

5123684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280925 (or 1280923 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 5123684 is about 2263.5556100966. Note that the first 3 decimals coincide. The cubic root of 5123684 is about 172.3961035074.

Adding to 5123684 its reverse (4863215), we get a palindrome (9986899).

The spelling of 5123684 in words is "five million, one hundred twenty-three thousand, six hundred eighty-four".