44486389 has 2 divisors, whose sum is σ = 44486390. Its totient is φ = 44486388.

The previous prime is 44486341. The next prime is 44486411. The reversal of 44486389 is 98368444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36505764 + 7980625 = 6042^2 + 2825^2 .

It is a cyclic number.

It is not a de Polignac number, because 44486389 - 2¹⁹ = 43962101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44486329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22243194 + 22243195.

It is an arithmetic number, because the mean of its divisors is an integer number (22243195).

Almost surely, 2^44486389 is an apocalyptic number.

It is an amenable number.

44486389 is a deficient number, since it is larger than the sum of its proper divisors (1).

44486389 is an equidigital number, since it uses as much as digits as its factorization.

44486389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 46.

The square root of 44486389 is about 6669.8117664594. The cubic root of 44486389 is about 354.3309198780.

The spelling of 44486389 in words is "forty-four million, four hundred eighty-six thousand, three hundred eighty-nine".