44622749 has 2 divisors, whose sum is σ = 44622750. Its totient is φ = 44622748.

The previous prime is 44622727. The next prime is 44622769. The reversal of 44622749 is 94722644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43428100 + 1194649 = 6590^2 + 1093^2 .

It is a cyclic number.

It is not a de Polignac number, because 44622749 - 2⁸ = 44622493 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 (44622769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22311374 + 22311375.

It is an arithmetic number, because the mean of its divisors is an integer number (22311375).

Almost surely, 2^44622749 is an apocalyptic number.

It is an amenable number.

44622749 is a deficient number, since it is larger than the sum of its proper divisors (1).

44622749 is an equidigital number, since it uses as much as digits as its factorization.

44622749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 38.

The square root of 44622749 is about 6680.0261227034. The cubic root of 44622749 is about 354.6925831677.

The spelling of 44622749 in words is "forty-four million, six hundred twenty-two thousand, seven hundred forty-nine".