945617 has 4 divisors (see below), whose sum is σ = 952560. Its totient is φ = 938676.

The previous prime is 945601. The next prime is 945629. The reversal of 945617 is 716549.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 945617 - 2⁴ = 945601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (945647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3263 + ... + 3540.

It is an arithmetic number, because the mean of its divisors is an integer number (238140).

2⁹⁴⁵⁶¹⁷ is an apocalyptic number.

It is an amenable number.

945617 is a deficient number, since it is larger than the sum of its proper divisors (6943).

945617 is a wasteful number, since it uses less digits than its factorization.

945617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6942.

The product of its digits is 7560, while the sum is 32.

The square root of 945617 is about 972.4284035342. The cubic root of 945617 is about 98.1533417800.

The spelling of 945617 in words is "nine hundred forty-five thousand, six hundred seventeen".