53124442 has 16 divisors (see below), whose sum is σ = 91457280. Its totient is φ = 22670928.

The previous prime is 53124403. The next prime is 53124469. The reversal of 53124442 is 24442135.

It is a happy number.

It is a super-2 number, since 2×53124442² = 5644412675622728, which contains 22 as substring.

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, 4593 + ... + 11284.

It is an arithmetic number, because the mean of its divisors is an integer number (5716080).

Almost surely, 2^53124442 is an apocalyptic number.

53124442 is a deficient number, since it is larger than the sum of its proper divisors (38332838).

53124442 is a wasteful number, since it uses less digits than its factorization.

53124442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16125.

The product of its digits is 3840, while the sum is 25.

The square root of 53124442 is about 7288.6515899719. The cubic root of 53124442 is about 375.9223328716.

Adding to 53124442 its reverse (24442135), we get a palindrome (77566577).

The spelling of 53124442 in words is "fifty-three million, one hundred twenty-four thousand, four hundred forty-two".