53335642 has 8 divisors (see below), whose sum is σ = 80241876. Its totient is φ = 26588352.

The previous prime is 53335631. The next prime is 53335651. The reversal of 53335642 is 24653335.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52577001 + 758641 = 7251^2 + 871^2 .

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, 38893 + ... + 40240.

Almost surely, 2^53335642 is an apocalyptic number.

53335642 is a deficient number, since it is larger than the sum of its proper divisors (26906234).

53335642 is a wasteful number, since it uses less digits than its factorization.

53335642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79472.

The product of its digits is 32400, while the sum is 31.

The square root of 53335642 is about 7303.1254952931. The cubic root of 53335642 is about 376.4198428203.

Adding to 53335642 its reverse (24653335), we get a palindrome (77988977).

The spelling of 53335642 in words is "fifty-three million, three hundred thirty-five thousand, six hundred forty-two".