53312542 has 8 divisors (see below), whose sum is σ = 80199000. Its totient is φ = 26579544.

The previous prime is 53312507. The next prime is 53312543. The reversal of 53312542 is 24521335.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53312543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37492 + ... + 38887.

It is an arithmetic number, because the mean of its divisors is an integer number (10024875).

Almost surely, 2^53312542 is an apocalyptic number.

53312542 is a deficient number, since it is larger than the sum of its proper divisors (26886458).

53312542 is a wasteful number, since it uses less digits than its factorization.

53312542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76730.

The product of its digits is 3600, while the sum is 25.

The square root of 53312542 is about 7301.5438093598. The cubic root of 53312542 is about 376.3654917105.

Adding to 53312542 its reverse (24521335), we get a palindrome (77833877).

The spelling of 53312542 in words is "fifty-three million, three hundred twelve thousand, five hundred forty-two".