61166026 has 4 divisors (see below), whose sum is σ = 91749042. Its totient is φ = 30583012.

The previous prime is 61166011. The next prime is 61166047. The reversal of 61166026 is 62066116.

61166026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 34633225 + 26532801 = 5885^2 + 5151^2 .

It is a junction number, because it is equal to n+sod(n) for n = 61165985 and 61166003.

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 as a sum of consecutive naturals, namely, 15291505 + ... + 15291508.

Almost surely, 2^61166026 is an apocalyptic number.

61166026 is a deficient number, since it is larger than the sum of its proper divisors (30583016).

61166026 is a wasteful number, since it uses less digits than its factorization.

61166026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30583015.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 61166026 is about 7820.8711790951. The cubic root of 61166026 is about 394.0065318817.

The spelling of 61166026 in words is "sixty-one million, one hundred sixty-six thousand, twenty-six".