445933039 has 24 divisors (see below), whose sum is σ = 486211968. Its totient is φ = 408099120.

The previous prime is 445933031. The next prime is 445933057. The reversal of 445933039 is 930339544.

It is not a de Polignac number, because 445933039 - 2³ = 445933031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 445932992 and 445933010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445933031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3404004 + ... + 3404134.

It is an arithmetic number, because the mean of its divisors is an integer number (20258832).

Almost surely, 2^445933039 is an apocalyptic number.

445933039 is a deficient number, since it is larger than the sum of its proper divisors (40278929).

445933039 is a wasteful number, since it uses less digits than its factorization.

445933039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 40.

The square root of 445933039 is about 21117.1266748107. The cubic root of 445933039 is about 763.9938866090.

The spelling of 445933039 in words is "four hundred forty-five million, nine hundred thirty-three thousand, thirty-nine".