44042501 has 2 divisors, whose sum is σ = 44042502. Its totient is φ = 44042500.

The previous prime is 44042489. The next prime is 44042519. The reversal of 44042501 is 10524044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24453025 + 19589476 = 4945^2 + 4426^2 .

It is a cyclic number.

It is not a de Polignac number, because 44042501 - 2¹⁰ = 44041477 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44042521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22021250 + 22021251.

It is an arithmetic number, because the mean of its divisors is an integer number (22021251).

Almost surely, 2^44042501 is an apocalyptic number.

It is an amenable number.

44042501 is a deficient number, since it is larger than the sum of its proper divisors (1).

44042501 is an equidigital number, since it uses as much as digits as its factorization.

44042501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 44042501 is about 6636.4524408753. The cubic root of 44042501 is about 353.1484661462.

Adding to 44042501 its reverse (10524044), we get a palindrome (54566545).

The spelling of 44042501 in words is "forty-four million, forty-two thousand, five hundred one".