44434993 has 2 divisors, whose sum is σ = 44434994. Its totient is φ = 44434992.

The previous prime is 44434981. The next prime is 44435033. The reversal of 44434993 is 39943444.

It is an a-pointer prime, because the next prime (44435033) can be obtained adding 44434993 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40870449 + 3564544 = 6393^2 + 1888^2 .

It is a cyclic number.

It is not a de Polignac number, because 44434993 - 2¹³ = 44426801 is a prime.

It is not a weakly prime, because it can be changed into another prime (44434933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22217496 + 22217497.

It is an arithmetic number, because the mean of its divisors is an integer number (22217497).

Almost surely, 2^44434993 is an apocalyptic number.

It is an amenable number.

44434993 is a deficient number, since it is larger than the sum of its proper divisors (1).

44434993 is an equidigital number, since it uses as much as digits as its factorization.

44434993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 40.

The square root of 44434993 is about 6665.9577706433. The cubic root of 44434993 is about 354.1944121347.

The spelling of 44434993 in words is "forty-four million, four hundred thirty-four thousand, nine hundred ninety-three".