61166833 has 32 divisors (see below), whose sum is σ = 83946240. Its totient is φ = 43130880.

The previous prime is 61166827. The next prime is 61166837. The reversal of 61166833 is 33866116.

It is a happy number.

61166833 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 61166833 - 2⁹ = 61166321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61166837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28353 + ... + 30433.

It is an arithmetic number, because the mean of its divisors is an integer number (2623320).

Almost surely, 2^61166833 is an apocalyptic number.

It is an amenable number.

61166833 is a deficient number, since it is larger than the sum of its proper divisors (22779407).

61166833 is a wasteful number, since it uses less digits than its factorization.

61166833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137.

The product of its digits is 15552, while the sum is 34.

The square root of 61166833 is about 7820.9227716427. The cubic root of 61166833 is about 394.0082646621.

The spelling of 61166833 in words is "sixty-one million, one hundred sixty-six thousand, eight hundred thirty-three".