53542042 has 8 divisors (see below), whose sum is σ = 80344116. Its totient is φ = 26760672.

The previous prime is 53542007. The next prime is 53542043. The reversal of 53542042 is 24024535.

It can be written as a sum of positive squares in 2 ways, for example, as 48706441 + 4835601 = 6979^2 + 2199^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 53541998 and 53542016.

It is not an unprimeable number, because it can be changed into a prime (53542043) 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, 7518 + ... + 12790.

Almost surely, 2^53542042 is an apocalyptic number.

53542042 is a deficient number, since it is larger than the sum of its proper divisors (26802074).

53542042 is a wasteful number, since it uses less digits than its factorization.

53542042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10352.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 53542042 is about 7317.2427867333. The cubic root of 53542042 is about 376.9047783959.

Adding to 53542042 its reverse (24024535), we get a palindrome (77566577).

It can be divided in two parts, 5354 and 2042, that added together give a square (7396 = 86²).

The spelling of 53542042 in words is "fifty-three million, five hundred forty-two thousand, forty-two".