61008658 has 16 divisors (see below), whose sum is σ = 98572320. Its totient is φ = 28226016.

The previous prime is 61008653. The next prime is 61008683. The reversal of 61008658 is 85680016.

It is a happy number.

61008658 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (61008653) 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, 17035 + ... + 20302.

It is an arithmetic number, because the mean of its divisors is an integer number (6160770).

Almost surely, 2^61008658 is an apocalyptic number.

61008658 is a deficient number, since it is larger than the sum of its proper divisors (37563662).

61008658 is a wasteful number, since it uses less digits than its factorization.

61008658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37401.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 61008658 is about 7810.8039278937. The cubic root of 61008658 is about 393.6683415781.

The spelling of 61008658 in words is "sixty-one million, eight thousand, six hundred fifty-eight".