53333424 has 40 divisors (see below), whose sum is σ = 153087920. Its totient is φ = 17777664.

The previous prime is 53333419. The next prime is 53333429. The reversal of 53333424 is 42433335.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53333419) and next prime (53333429).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (53333429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61297 + ... + 62160.

It is an arithmetic number, because the mean of its divisors is an integer number (3827198).

Almost surely, 2^53333424 is an apocalyptic number.

53333424 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53333424 is an abundant number, since it is smaller than the sum of its proper divisors (99754496).

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

53333424 is a wasteful number, since it uses less digits than its factorization.

53333424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123474 (or 123462 counting only the distinct ones).

The product of its digits is 12960, while the sum is 27.

The square root of 53333424 is about 7302.9736409219. The cubic root of 53333424 is about 376.4146248538.

Adding to 53333424 its reverse (42433335), we get a palindrome (95766759).

The spelling of 53333424 in words is "fifty-three million, three hundred thirty-three thousand, four hundred twenty-four".