54245242 has 8 divisors (see below), whose sum is σ = 81630432. Its totient is φ = 27035100.

The previous prime is 54245237. The next prime is 54245251. The reversal of 54245242 is 24254245.

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

It is a self number, because there is not a number n which added to its sum of digits gives 54245242.

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, 42984 + ... + 44227.

It is an arithmetic number, because the mean of its divisors is an integer number (10203804).

Almost surely, 2^54245242 is an apocalyptic number.

54245242 is a deficient number, since it is larger than the sum of its proper divisors (27385190).

54245242 is a wasteful number, since it uses less digits than its factorization.

54245242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87524.

The product of its digits is 12800, while the sum is 28.

The square root of 54245242 is about 7365.1369301595. The cubic root of 54245242 is about 378.5476464133.

Adding to 54245242 its reverse (24254245), we get a palindrome (78499487).

The spelling of 54245242 in words is "fifty-four million, two hundred forty-five thousand, two hundred forty-two".