4744128 has 28 divisors (see below), whose sum is σ = 12552680. Its totient is φ = 1581312.

The previous prime is 4744127. The next prime is 4744163. The reversal of 4744128 is 8214474.

It is a junction number, because it is equal to n+sod(n) for n = 4744095 and 4744104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4744127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12163 + ... + 12546.

It is an arithmetic number, because the mean of its divisors is an integer number (448310).

Almost surely, 2^4744128 is an apocalyptic number.

4744128 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4744128 is an abundant number, since it is smaller than the sum of its proper divisors (7808552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4744128 is a wasteful number, since it uses less digits than its factorization.

4744128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24724 (or 24714 counting only the distinct ones).

The product of its digits is 7168, while the sum is 30.

The square root of 4744128 is about 2178.1019259897. The cubic root of 4744128 is about 168.0294732871.

The spelling of 4744128 in words is "four million, seven hundred forty-four thousand, one hundred twenty-eight".