44634649 has 2 divisors, whose sum is σ = 44634650. Its totient is φ = 44634648.

The previous prime is 44634643. The next prime is 44634659. The reversal of 44634649 is 94643644.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43494025 + 1140624 = 6595^2 + 1068^2 .

It is a cyclic number.

It is not a de Polignac number, because 44634649 - 2⁹ = 44634137 is a prime.

It is not a weakly prime, because it can be changed into another prime (44634643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22317324 + 22317325.

It is an arithmetic number, because the mean of its divisors is an integer number (22317325).

Almost surely, 2^44634649 is an apocalyptic number.

It is an amenable number.

44634649 is a deficient number, since it is larger than the sum of its proper divisors (1).

44634649 is an equidigital number, since it uses as much as digits as its factorization.

44634649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 40.

The square root of 44634649 is about 6680.9167784070. The cubic root of 44634649 is about 354.7241101853.

It can be divided in two parts, 44634 and 649, that multiplied together give a triangular number (28967466 = T₇₆₁₁).

The spelling of 44634649 in words is "forty-four million, six hundred thirty-four thousand, six hundred forty-nine".