53245242 has 16 divisors (see below), whose sum is σ = 118322880. Its totient is φ = 17748396.

The previous prime is 53245237. The next prime is 53245271. The reversal of 53245242 is 24254235.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492958 + ... + 493065.

It is an arithmetic number, because the mean of its divisors is an integer number (7395180).

Almost surely, 2^53245242 is an apocalyptic number.

53245242 is an abundant number, since it is smaller than the sum of its proper divisors (65077638).

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

53245242 is a wasteful number, since it uses less digits than its factorization.

53245242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986034 (or 986028 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 53245242 is about 7296.9337395923. The cubic root of 53245242 is about 376.2070545495.

Adding to 53245242 its reverse (24254235), we get a palindrome (77499477).

The spelling of 53245242 in words is "fifty-three million, two hundred forty-five thousand, two hundred forty-two".