61884763 has 2 divisors, whose sum is σ = 61884764. Its totient is φ = 61884762.

The previous prime is 61884749. The next prime is 61884791. The reversal of 61884763 is 36748816.

61884763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61884763 is a prime.

It is not a weakly prime, because it can be changed into another prime (61884733) 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 as a sum of consecutive naturals, namely, 30942381 + 30942382.

It is an arithmetic number, because the mean of its divisors is an integer number (30942382).

Almost surely, 2^61884763 is an apocalyptic number.

61884763 is a deficient number, since it is larger than the sum of its proper divisors (1).

61884763 is an equidigital number, since it uses as much as digits as its factorization.

61884763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 43.

The square root of 61884763 is about 7866.6869138158. The cubic root of 61884763 is about 395.5437962243.

The spelling of 61884763 in words is "sixty-one million, eight hundred eighty-four thousand, seven hundred sixty-three".