445352999 has 16 divisors (see below), whose sum is σ = 550179840. Its totient is φ = 351047520.

The previous prime is 445352917. The next prime is 445353019. The reversal of 445352999 is 999253544.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 445352999 - 2¹⁶ = 445287463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445352909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15632 + ... + 33690.

It is an arithmetic number, because the mean of its divisors is an integer number (34386240).

Almost surely, 2^445352999 is an apocalyptic number.

445352999 is a deficient number, since it is larger than the sum of its proper divisors (104826841).

445352999 is a wasteful number, since it uses less digits than its factorization.

445352999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18350.

The product of its digits is 1749600, while the sum is 50.

The square root of 445352999 is about 21103.3883298394. The cubic root of 445352999 is about 763.6624920924.

The spelling of 445352999 in words is "four hundred forty-five million, three hundred fifty-two thousand, nine hundred ninety-nine".