44806661 has 2 divisors, whose sum is σ = 44806662. Its totient is φ = 44806660.

The previous prime is 44806649. The next prime is 44806669. The reversal of 44806661 is 16660844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26368225 + 18438436 = 5135^2 + 4294^2 .

It is a cyclic number.

It is not a de Polignac number, because 44806661 - 2²² = 40612357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44806669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22403330 + 22403331.

It is an arithmetic number, because the mean of its divisors is an integer number (22403331).

Almost surely, 2^44806661 is an apocalyptic number.

It is an amenable number.

44806661 is a deficient number, since it is larger than the sum of its proper divisors (1).

44806661 is an equidigital number, since it uses as much as digits as its factorization.

44806661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 44806661 is about 6693.7777823887. Note that the first 4 decimals coincide. The cubic root of 44806661 is about 355.1792019931.

The spelling of 44806661 in words is "forty-four million, eight hundred six thousand, six hundred sixty-one".