9145874 has 8 divisors (see below), whose sum is σ = 13733388. Its totient is φ = 4568080.

The previous prime is 9145867. The next prime is 9145883. The reversal of 9145874 is 4785419.

It can be written as a sum of positive squares in 2 ways, for example, as 8323225 + 822649 = 2885^2 + 907^2 .

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

It is a super-2 number, since 2×9145874² = 167294022447752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 764 + ... + 4344.

Almost surely, 2^9145874 is an apocalyptic number.

9145874 is a deficient number, since it is larger than the sum of its proper divisors (4587514).

9145874 is a wasteful number, since it uses less digits than its factorization.

9145874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4860.

The product of its digits is 40320, while the sum is 38.

The square root of 9145874 is about 3024.2146087869. The cubic root of 9145874 is about 209.1261800727.

The spelling of 9145874 in words is "nine million, one hundred forty-five thousand, eight hundred seventy-four".