4269128 has 8 divisors (see below), whose sum is σ = 8004630. Its totient is φ = 2134560.

The previous prime is 4269127. The next prime is 4269137. The reversal of 4269128 is 8219624.

It can be written as a sum of positive squares in only one way, i.e., 3232804 + 1036324 = 1798^2 + 1018^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 4269094 and 4269103.

It is not an unprimeable number, because it can be changed into a prime (4269127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266813 + ... + 266828.

Almost surely, 2^4269128 is an apocalyptic number.

It is an amenable number.

4269128 is a deficient number, since it is larger than the sum of its proper divisors (3735502).

4269128 is a wasteful number, since it uses less digits than its factorization.

4269128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533647 (or 533643 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 4269128 is about 2066.1868260155. The cubic root of 4269128 is about 162.2232354002.

The spelling of 4269128 in words is "four million, two hundred sixty-nine thousand, one hundred twenty-eight".