445164937 has 8 divisors (see below), whose sum is σ = 510031872. Its totient is φ = 380616000.

The previous prime is 445164919. The next prime is 445164953. The reversal of 445164937 is 739461544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 445164937 - 2⁷ = 445164809 is a prime.

It is a super-2 number, since 2×445164937² = 396343642268427938, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 445164893 and 445164902.

It is not an unprimeable number, because it can be changed into a prime (445164997) 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 7 ways as a sum of consecutive naturals, for example, 76489 + ... + 82102.

It is an arithmetic number, because the mean of its divisors is an integer number (63753984).

Almost surely, 2^445164937 is an apocalyptic number.

It is an amenable number.

445164937 is a deficient number, since it is larger than the sum of its proper divisors (64866935).

445164937 is a wasteful number, since it uses less digits than its factorization.

445164937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158999.

The product of its digits is 362880, while the sum is 43.

The square root of 445164937 is about 21098.9321293756. The cubic root of 445164937 is about 763.5549847773.

The spelling of 445164937 in words is "four hundred forty-five million, one hundred sixty-four thousand, nine hundred thirty-seven".