444354923 has 2 divisors, whose sum is σ = 444354924. Its totient is φ = 444354922.

The previous prime is 444354893. The next prime is 444354943. The reversal of 444354923 is 329453444.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444354923 - 2²⁴ = 427577707 is a prime.

It is equal to p_23569544 and since 444354923 and 23569544 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (444354943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222177461 + 222177462.

It is an arithmetic number, because the mean of its divisors is an integer number (222177462).

Almost surely, 2^444354923 is an apocalyptic number.

444354923 is a deficient number, since it is larger than the sum of its proper divisors (1).

444354923 is an equidigital number, since it uses as much as digits as its factorization.

444354923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 38.

The square root of 444354923 is about 21079.7277733846. The cubic root of 444354923 is about 763.0915866921.

The spelling of 444354923 in words is "four hundred forty-four million, three hundred fifty-four thousand, nine hundred twenty-three".