44662993 has 2 divisors, whose sum is σ = 44662994. Its totient is φ = 44662992.

The previous prime is 44662973. The next prime is 44662997. The reversal of 44662993 is 39926644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43335889 + 1327104 = 6583^2 + 1152^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44662993 is a prime.

It is not a weakly prime, because it can be changed into another prime (44662997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22331496 + 22331497.

It is an arithmetic number, because the mean of its divisors is an integer number (22331497).

Almost surely, 2^44662993 is an apocalyptic number.

It is an amenable number.

44662993 is a deficient number, since it is larger than the sum of its proper divisors (1).

44662993 is an equidigital number, since it uses as much as digits as its factorization.

44662993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 43.

The square root of 44662993 is about 6683.0377075100. The cubic root of 44662993 is about 354.7991802107.

The spelling of 44662993 in words is "forty-four million, six hundred sixty-two thousand, nine hundred ninety-three".