61343666 has 8 divisors (see below), whose sum is σ = 96858480. Its totient is φ = 29057508.

The previous prime is 61343641. The next prime is 61343677. The reversal of 61343666 is 66634316.

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

It is a Curzon number.

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, 807116 + ... + 807191.

It is an arithmetic number, because the mean of its divisors is an integer number (12107310).

Almost surely, 2^61343666 is an apocalyptic number.

61343666 is a deficient number, since it is larger than the sum of its proper divisors (35514814).

61343666 is a wasteful number, since it uses less digits than its factorization.

61343666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614328.

The product of its digits is 46656, while the sum is 35.

The square root of 61343666 is about 7832.2197364476. The cubic root of 61343666 is about 394.3875913092.

The spelling of 61343666 in words is "sixty-one million, three hundred forty-three thousand, six hundred sixty-six".