4728134 has 4 divisors (see below), whose sum is σ = 7092204. Its totient is φ = 2364066.

The previous prime is 4728127. The next prime is 4728149. The reversal of 4728134 is 4318274.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4728134² = 44710502243912, which contains 22 as substring.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4728097 and 4728106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1182032 + ... + 1182035.

It is an arithmetic number, because the mean of its divisors is an integer number (1773051).

Almost surely, 2^4728134 is an apocalyptic number.

4728134 is a deficient number, since it is larger than the sum of its proper divisors (2364070).

4728134 is a wasteful number, since it uses less digits than its factorization.

4728134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364069.

The product of its digits is 5376, while the sum is 29.

The square root of 4728134 is about 2174.4272809179. The cubic root of 4728134 is about 167.8404333364.

The spelling of 4728134 in words is "four million, seven hundred twenty-eight thousand, one hundred thirty-four".