5128634 has 24 divisors (see below), whose sum is σ = 9110880. Its totient is φ = 2158296.

The previous prime is 5128633. The next prime is 5128637. The reversal of 5128634 is 4368215.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5128597 and 5128606.

It is not an unprimeable number, because it can be changed into a prime (5128633) 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 11 ways as a sum of consecutive naturals, for example, 5339 + ... + 6225.

It is an arithmetic number, because the mean of its divisors is an integer number (379620).

Almost surely, 2^5128634 is an apocalyptic number.

5128634 is a deficient number, since it is larger than the sum of its proper divisors (3982246).

5128634 is a wasteful number, since it uses less digits than its factorization.

5128634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962 (or 955 counting only the distinct ones).

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

The square root of 5128634 is about 2264.6487586379. The cubic root of 5128634 is about 172.4516030301.

The spelling of 5128634 in words is "five million, one hundred twenty-eight thousand, six hundred thirty-four".