61116242 has 8 divisors (see below), whose sum is σ = 100008432. Its totient is φ = 27780100.

The previous prime is 61116239. The next prime is 61116247. The reversal of 61116242 is 24261116.

61116242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×61116242³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (61116247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388984 + ... + 1389027.

It is an arithmetic number, because the mean of its divisors is an integer number (12501054).

Almost surely, 2^61116242 is an apocalyptic number.

61116242 is a deficient number, since it is larger than the sum of its proper divisors (38892190).

61116242 is a wasteful number, since it uses less digits than its factorization.

61116242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778024.

The product of its digits is 576, while the sum is 23.

The square root of 61116242 is about 7817.6877655737. The cubic root of 61116242 is about 393.8996068092.

Adding to 61116242 its reverse (24261116), we get a palindrome (85377358).

The spelling of 61116242 in words is "sixty-one million, one hundred sixteen thousand, two hundred forty-two".