530136420 has 48 divisors (see below), whose sum is σ = 1619327808. Its totient is φ = 128517760.

The previous prime is 530136419. The next prime is 530136463. The reversal of 530136420 is 24631035.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400959 + ... + 402278.

It is an arithmetic number, because the mean of its divisors is an integer number (33735996).

Almost surely, 2^530136420 is an apocalyptic number.

It is an amenable number.

530136420 is an abundant number, since it is smaller than the sum of its proper divisors (1089191388).

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

530136420 is a wasteful number, since it uses less digits than its factorization.

530136420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803260 (or 803258 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 530136420 is about 23024.6915288783. The cubic root of 530136420 is about 809.3366616108.

Adding to 530136420 its reverse (24631035), we get a palindrome (554767455).

The spelling of 530136420 in words is "five hundred thirty million, one hundred thirty-six thousand, four hundred twenty".