53326142 has 4 divisors (see below), whose sum is σ = 79989216. Its totient is φ = 26663070.

The previous prime is 53326079. The next prime is 53326193. The reversal of 53326142 is 24162335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24162335 = 5 ⋅4832467.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13331534 + ... + 13331537.

It is an arithmetic number, because the mean of its divisors is an integer number (19997304).

Almost surely, 2^53326142 is an apocalyptic number.

53326142 is a deficient number, since it is larger than the sum of its proper divisors (26663074).

53326142 is a wasteful number, since it uses less digits than its factorization.

53326142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26663073.

The product of its digits is 4320, while the sum is 26.

The square root of 53326142 is about 7302.4750598684. The cubic root of 53326142 is about 376.3974925325.

Adding to 53326142 its reverse (24162335), we get a palindrome (77488477).

The spelling of 53326142 in words is "fifty-three million, three hundred twenty-six thousand, one hundred forty-two".