61070986 has 8 divisors (see below), whose sum is σ = 91691424. Its totient is φ = 30507180.

The previous prime is 61070927. The next prime is 61071007. The reversal of 61070986 is 68907016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11350 + ... + 15841.

It is an arithmetic number, because the mean of its divisors is an integer number (11461428).

Almost surely, 2^61070986 is an apocalyptic number.

61070986 is a deficient number, since it is larger than the sum of its proper divisors (30620438).

61070986 is a wasteful number, since it uses less digits than its factorization.

61070986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28316.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 61070986 is about 7814.7927675659. The cubic root of 61070986 is about 393.8023564880.

The spelling of 61070986 in words is "sixty-one million, seventy thousand, nine hundred eighty-six".