53310442 has 4 divisors (see below), whose sum is σ = 79965666. Its totient is φ = 26655220.

The previous prime is 53310427. The next prime is 53310463. The reversal of 53310442 is 24401335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 34117281 + 19193161 = 5841^2 + 4381^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13327609 + ... + 13327612.

Almost surely, 2^53310442 is an apocalyptic number.

53310442 is a deficient number, since it is larger than the sum of its proper divisors (26655224).

53310442 is a wasteful number, since it uses less digits than its factorization.

53310442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26655223.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 53310442 is about 7301.4000027392. The cubic root of 53310442 is about 376.3605499221.

Adding to 53310442 its reverse (24401335), we get a palindrome (77711777).

The spelling of 53310442 in words is "fifty-three million, three hundred ten thousand, four hundred forty-two".