44406646 has 4 divisors (see below), whose sum is σ = 66609972. Its totient is φ = 22203322.

The previous prime is 44406643. The next prime is 44406671. The reversal of 44406646 is 64660444.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44406643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101660 + ... + 11101663.

It is an arithmetic number, because the mean of its divisors is an integer number (16652493).

Almost surely, 2^44406646 is an apocalyptic number.

44406646 is a deficient number, since it is larger than the sum of its proper divisors (22203326).

44406646 is a wasteful number, since it uses less digits than its factorization.

44406646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22203325.

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 44406646 is about 6663.8311803346. The cubic root of 44406646 is about 354.1190774781.

The spelling of 44406646 in words is "forty-four million, four hundred six thousand, six hundred forty-six".