61166214 has 12 divisors (see below), whose sum is σ = 132526836. Its totient is φ = 20388732.

The previous prime is 61166213. The next prime is 61166297. The reversal of 61166214 is 41266116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61166213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1699044 + ... + 1699079.

It is an arithmetic number, because the mean of its divisors is an integer number (11043903).

Almost surely, 2^61166214 is an apocalyptic number.

61166214 is an abundant number, since it is smaller than the sum of its proper divisors (71360622).

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

61166214 is a wasteful number, since it uses less digits than its factorization.

61166214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398131 (or 3398128 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 61166214 is about 7820.8831982072. The cubic root of 61166214 is about 394.0069355543.

The spelling of 61166214 in words is "sixty-one million, one hundred sixty-six thousand, two hundred fourteen".