61916582 has 16 divisors (see below), whose sum is σ = 114307872. Its totient is φ = 24494400.

The previous prime is 61916581. The next prime is 61916587. The reversal of 61916582 is 28561916.

61916582 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61916581) 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 7 ways as a sum of consecutive naturals, for example, 169919 + ... + 170282.

It is an arithmetic number, because the mean of its divisors is an integer number (7144242).

Almost surely, 2^61916582 is an apocalyptic number.

61916582 is a deficient number, since it is larger than the sum of its proper divisors (52391290).

61916582 is a wasteful number, since it uses less digits than its factorization.

61916582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340223.

The product of its digits is 25920, while the sum is 38.

The square root of 61916582 is about 7868.7090427846. The cubic root of 61916582 is about 395.6115762453.

The spelling of 61916582 in words is "sixty-one million, nine hundred sixteen thousand, five hundred eighty-two".