4585428 has 18 divisors (see below), whose sum is σ = 11591034. Its totient is φ = 1528464.

The previous prime is 4585423. The next prime is 4585429. The reversal of 4585428 is 8245854.

It can be written as a sum of positive squares in only one way, i.e., 3392964 + 1192464 = 1842^2 + 1092^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×4585428² = 42052299886368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 127373 = 4585428 / (4 + 5 + 8 + 5 + 4 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 4585392 and 4585401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4585423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63651 + ... + 63722.

Almost surely, 2^4585428 is an apocalyptic number.

It is an amenable number.

4585428 is an abundant number, since it is smaller than the sum of its proper divisors (7005606).

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

4585428 is a wasteful number, since it uses less digits than its factorization.

4585428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127383 (or 127378 counting only the distinct ones).

The product of its digits is 51200, while the sum is 36.

The square root of 4585428 is about 2141.3612492991. The cubic root of 4585428 is about 166.1345500304.

It can be divided in two parts, 458 and 5428, that added together give a triangular number (5886 = T₁₀₈).

The spelling of 4585428 in words is "four million, five hundred eighty-five thousand, four hundred twenty-eight".