55041242 has 8 divisors (see below), whose sum is σ = 84119796. Its totient is φ = 27001312.

The previous prime is 55041241. The next prime is 55041253. The reversal of 55041242 is 24214055.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52548001 + 2493241 = 7249^2 + 1579^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55041241) 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, 259523 + ... + 259734.

Almost surely, 2^55041242 is an apocalyptic number.

55041242 is a deficient number, since it is larger than the sum of its proper divisors (29078554).

55041242 is a wasteful number, since it uses less digits than its factorization.

55041242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519312.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 55041242 is about 7418.9785011146. The cubic root of 55041242 is about 380.3902776998.

Adding to 55041242 its reverse (24214055), we get a palindrome (79255297).

The spelling of 55041242 in words is "fifty-five million, forty-one thousand, two hundred forty-two".