53512242 has 32 divisors (see below), whose sum is σ = 123446400. Its totient is φ = 15147648.

The previous prime is 53512241. The next prime is 53512267. The reversal of 53512242 is 24221535.

It is not an unprimeable number, because it can be changed into a prime (53512241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267 + ... + 10422.

It is an arithmetic number, because the mean of its divisors is an integer number (3857700).

Almost surely, 2^53512242 is an apocalyptic number.

53512242 is an abundant number, since it is smaller than the sum of its proper divisors (69934158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53512242 is a wasteful number, since it uses less digits than its factorization.

53512242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11810.

The product of its digits is 2400, while the sum is 24.

The square root of 53512242 is about 7315.2062171890. The cubic root of 53512242 is about 376.8348405404.

Adding to 53512242 its reverse (24221535), we get a palindrome (77733777).

The spelling of 53512242 in words is "fifty-three million, five hundred twelve thousand, two hundred forty-two".