61536606 has 16 divisors (see below), whose sum is σ = 124343184. Its totient is φ = 20300544.

The previous prime is 61536599. The next prime is 61536659. The reversal of 61536606 is 60663516.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52285 + ... + 53448.

It is an arithmetic number, because the mean of its divisors is an integer number (7771449).

Almost surely, 2^61536606 is an apocalyptic number.

61536606 is an abundant number, since it is smaller than the sum of its proper divisors (62806578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61536606 is a wasteful number, since it uses less digits than its factorization.

61536606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105835.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 61536606 is about 7844.5271368005. The cubic root of 61536606 is about 394.8006385945.

The spelling of 61536606 in words is "sixty-one million, five hundred thirty-six thousand, six hundred six".