53066424 has 32 divisors (see below), whose sum is σ = 133960320. Its totient is φ = 17516256.

The previous prime is 53066417. The next prime is 53066441. The reversal of 53066424 is 42466035.

It is a super-2 number, since 2×53066424² = 5632090712295552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53066391 and 53066400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8262 + ... + 13205.

It is an arithmetic number, because the mean of its divisors is an integer number (4186260).

Almost surely, 2^53066424 is an apocalyptic number.

It is an amenable number.

53066424 is an abundant number, since it is smaller than the sum of its proper divisors (80893896).

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

53066424 is a wasteful number, since it uses less digits than its factorization.

53066424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21579 (or 21575 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 53066424 is about 7284.6704798501. The cubic root of 53066424 is about 375.7854328831.

The spelling of 53066424 in words is "fifty-three million, sixty-six thousand, four hundred twenty-four".