8919573 has 8 divisors (see below), whose sum is σ = 12807648. Its totient is φ = 5488944.

The previous prime is 8919571. The next prime is 8919583. The reversal of 8919573 is 3759198.

It is a happy number.

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

It is not a de Polignac number, because 8919573 - 2¹ = 8919571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8919571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114315 + ... + 114392.

It is an arithmetic number, because the mean of its divisors is an integer number (1600956).

Almost surely, 2^8919573 is an apocalyptic number.

It is an amenable number.

8919573 is a deficient number, since it is larger than the sum of its proper divisors (3888075).

8919573 is a wasteful number, since it uses less digits than its factorization.

8919573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228723.

The product of its digits is 68040, while the sum is 42.

The square root of 8919573 is about 2986.5654186708. The cubic root of 8919573 is about 207.3869166576.

The spelling of 8919573 in words is "eight million, nine hundred nineteen thousand, five hundred seventy-three".