53242442 has 8 divisors (see below), whose sum is σ = 87124032. Its totient is φ = 24201100.

The previous prime is 53242411. The next prime is 53242457. The reversal of 53242442 is 24424235.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1210034 + ... + 1210077.

It is an arithmetic number, because the mean of its divisors is an integer number (10890504).

Almost surely, 2^53242442 is an apocalyptic number.

53242442 is a deficient number, since it is larger than the sum of its proper divisors (33881590).

53242442 is a wasteful number, since it uses less digits than its factorization.

53242442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420124.

The product of its digits is 7680, while the sum is 26.

The square root of 53242442 is about 7296.7418756593. The cubic root of 53242442 is about 376.2004599182.

Adding to 53242442 its reverse (24424235), we get a palindrome (77666677).

The spelling of 53242442 in words is "fifty-three million, two hundred forty-two thousand, four hundred forty-two".