61376886 has 16 divisors (see below), whose sum is σ = 136393200. Its totient is φ = 20458944.

The previous prime is 61376879. The next prime is 61376911. The reversal of 61376886 is 68867316.

61376886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 568251 + ... + 568358.

It is an arithmetic number, because the mean of its divisors is an integer number (8524575).

Almost surely, 2^61376886 is an apocalyptic number.

61376886 is an abundant number, since it is smaller than the sum of its proper divisors (75016314).

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

61376886 is a wasteful number, since it uses less digits than its factorization.

61376886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136620 (or 1136614 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 61376886 is about 7834.3401764284. The cubic root of 61376886 is about 394.4587705759.

The spelling of 61376886 in words is "sixty-one million, three hundred seventy-six thousand, eight hundred eighty-six".