53558242 has 8 divisors (see below), whose sum is σ = 81240300. Its totient is φ = 26478144.

The previous prime is 53558231. The next prime is 53558251. The reversal of 53558242 is 24285535.

It can be written as a sum of positive squares in 2 ways, for example, as 49829481 + 3728761 = 7059^2 + 1931^2 .

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

It is a super-2 number, since 2×53558242² = 5736970572261128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53558198 and 53558207.

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, 150267 + ... + 150622.

Almost surely, 2^53558242 is an apocalyptic number.

53558242 is a deficient number, since it is larger than the sum of its proper divisors (27682058).

53558242 is a wasteful number, since it uses less digits than its factorization.

53558242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300980.

The product of its digits is 48000, while the sum is 34.

The square root of 53558242 is about 7318.3496773521. The cubic root of 53558242 is about 376.9427874164.

The spelling of 53558242 in words is "fifty-three million, five hundred fifty-eight thousand, two hundred forty-two".