44649650 has 24 divisors (see below), whose sum is σ = 87935220. Its totient is φ = 16808960.

The previous prime is 44649629. The next prime is 44649659. The reversal of 44649650 is 5694644.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 9591409 + 35058241 = 3097^2 + 5921^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44649659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25415 + ... + 27114.

Almost surely, 2^44649650 is an apocalyptic number.

44649650 is a deficient number, since it is larger than the sum of its proper divisors (43285570).

44649650 is a wasteful number, since it uses less digits than its factorization.

44649650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52558 (or 52553 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 44649650 is about 6682.0393593573. The cubic root of 44649650 is about 354.7638447897.

The spelling of 44649650 in words is "forty-four million, six hundred forty-nine thousand, six hundred fifty".