9400745 has 8 divisors (see below), whose sum is σ = 11944584. Its totient is φ = 7078144.

The previous prime is 9400739. The next prime is 9400747. The reversal of 9400745 is 5470049.

It can be written as a sum of positive squares in 4 ways, for example, as 2785561 + 6615184 = 1669^2 + 2572^2 .

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 9400745 - 2⁶ = 9400681 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9400747) 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, 55214 + ... + 55383.

It is an arithmetic number, because the mean of its divisors is an integer number (1493073).

Almost surely, 2^9400745 is an apocalyptic number.

It is an amenable number.

9400745 is a deficient number, since it is larger than the sum of its proper divisors (2543839).

9400745 is a wasteful number, since it uses less digits than its factorization.

9400745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110619.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 9400745 is about 3066.0634370476. The cubic root of 9400745 is about 211.0510047927.

The spelling of 9400745 in words is "nine million, four hundred thousand, seven hundred forty-five".