61324886 has 16 divisors (see below), whose sum is σ = 106853280. Its totient is φ = 25850880.

The previous prime is 61324883. The next prime is 61324903. The reversal of 61324886 is 68842316.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61324883) by changing a digit.

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, 35051 + ... + 36758.

It is an arithmetic number, because the mean of its divisors is an integer number (6678330).

Almost surely, 2^61324886 is an apocalyptic number.

61324886 is a deficient number, since it is larger than the sum of its proper divisors (45528394).

61324886 is a wasteful number, since it uses less digits than its factorization.

61324886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71879.

The product of its digits is 55296, while the sum is 38.

The square root of 61324886 is about 7831.0207508345. The cubic root of 61324886 is about 394.3473407264.

The spelling of 61324886 in words is "sixty-one million, three hundred twenty-four thousand, eight hundred eighty-six".