61324666 has 16 divisors (see below), whose sum is σ = 104277600. Its totient is φ = 26813808.

The previous prime is 61324639. The next prime is 61324667. The reversal of 61324666 is 66642316.

It is not an unprimeable number, because it can be changed into a prime (61324667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61576 + ... + 62563.

It is an arithmetic number, because the mean of its divisors is an integer number (6517350).

Almost surely, 2^61324666 is an apocalyptic number.

61324666 is a deficient number, since it is larger than the sum of its proper divisors (42952934).

61324666 is a wasteful number, since it uses less digits than its factorization.

61324666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124173.

The product of its digits is 31104, while the sum is 34.

The square root of 61324666 is about 7831.0067041218. The cubic root of 61324666 is about 394.3468691587.

The spelling of 61324666 in words is "sixty-one million, three hundred twenty-four thousand, six hundred sixty-six".