53012430 has 24 divisors (see below), whose sum is σ = 137832552. Its totient is φ = 14136624.

The previous prime is 53012429. The next prime is 53012431. The reversal of 53012430 is 3421035.

It is an interprime number because it is at equal distance from previous prime (53012429) and next prime (53012431).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53012431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 294424 + ... + 294603.

It is an arithmetic number, because the mean of its divisors is an integer number (5743023).

Almost surely, 2^53012430 is an apocalyptic number.

53012430 is an abundant number, since it is smaller than the sum of its proper divisors (84820122).

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

53012430 is a wasteful number, since it uses less digits than its factorization.

53012430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589040 (or 589037 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 53012430 is about 7280.9635351374. The cubic root of 53012430 is about 375.6579383041.

Adding to 53012430 its reverse (3421035), we get a palindrome (56433465).

The spelling of 53012430 in words is "fifty-three million, twelve thousand, four hundred thirty".