8450745 has 16 divisors (see below), whose sum is σ = 13988160. Its totient is φ = 4351424.

The previous prime is 8450719. The next prime is 8450749. The reversal of 8450745 is 5470548.

It is a cyclic number.

It is not a de Polignac number, because 8450745 - 2⁵ = 8450713 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8450749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9279 + ... + 10148.

It is an arithmetic number, because the mean of its divisors is an integer number (874260).

Almost surely, 2^8450745 is an apocalyptic number.

It is an amenable number.

8450745 is a deficient number, since it is larger than the sum of its proper divisors (5537415).

8450745 is a wasteful number, since it uses less digits than its factorization.

8450745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19464.

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 8450745 is about 2907.0165118210. The cubic root of 8450745 is about 203.6877913639.

The spelling of 8450745 in words is "eight million, four hundred fifty thousand, seven hundred forty-five".