4530402 has 48 divisors (see below), whose sum is σ = 10603008. Its totient is φ = 1393920.

The previous prime is 4530401. The next prime is 4530431. The reversal of 4530402 is 2040354.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4530401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12658 + ... + 13010.

It is an arithmetic number, because the mean of its divisors is an integer number (220896).

Almost surely, 2^4530402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4530402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5301504).

4530402 is an abundant number, since it is smaller than the sum of its proper divisors (6072606).

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

4530402 is a wasteful number, since it uses less digits than its factorization.

4530402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 4530402 is about 2128.4741013224. The cubic root of 4530402 is about 165.4673252946.

Adding to 4530402 its reverse (2040354), we get a palindrome (6570756).

The spelling of 4530402 in words is "four million, five hundred thirty thousand, four hundred two".