445924949 has 4 divisors (see below), whose sum is σ = 445981536. Its totient is φ = 445868364.

The previous prime is 445924933. The next prime is 445924981. The reversal of 445924949 is 949429544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 445924949 - 2⁴ = 445924933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 445924897 and 445924906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445924249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14099 + ... + 33024.

It is an arithmetic number, because the mean of its divisors is an integer number (111495384).

Almost surely, 2^445924949 is an apocalyptic number.

It is an amenable number.

445924949 is a deficient number, since it is larger than the sum of its proper divisors (56587).

445924949 is an equidigital number, since it uses as much as digits as its factorization.

445924949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56586.

The product of its digits is 1866240, while the sum is 50.

The square root of 445924949 is about 21116.9351232607. The cubic root of 445924949 is about 763.9892665223.

The spelling of 445924949 in words is "four hundred forty-five million, nine hundred twenty-four thousand, nine hundred forty-nine".