61766242 has 8 divisors (see below), whose sum is σ = 93218256. Its totient is φ = 30693492.

The previous prime is 61766239. The next prime is 61766261. The reversal of 61766242 is 24266716.

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 = 61766198 and 61766207.

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, 94408 + ... + 95059.

It is an arithmetic number, because the mean of its divisors is an integer number (11652282).

Almost surely, 2^61766242 is an apocalyptic number.

61766242 is a deficient number, since it is larger than the sum of its proper divisors (31452014).

61766242 is a wasteful number, since it uses less digits than its factorization.

61766242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189632.

The product of its digits is 24192, while the sum is 34.

The square root of 61766242 is about 7859.1502085149. The cubic root of 61766242 is about 395.2911211766.

The spelling of 61766242 in words is "sixty-one million, seven hundred sixty-six thousand, two hundred forty-two".