945608857 has 8 divisors (see below), whose sum is σ = 949736736. Its totient is φ = 941489472.

The previous prime is 945608827. The next prime is 945608861. The reversal of 945608857 is 758806549.

945608857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-945608857 is a prime.

It is a super-2 number, since 2×945608857² = 1788352220873692898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (945608827) 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, 317658 + ... + 320620.

It is an arithmetic number, because the mean of its divisors is an integer number (118717092).

Almost surely, 2^945608857 is an apocalyptic number.

It is an amenable number.

945608857 is a deficient number, since it is larger than the sum of its proper divisors (4127879).

945608857 is a wasteful number, since it uses less digits than its factorization.

945608857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The square root of 945608857 is about 30750.7537631194. The cubic root of 945608857 is about 981.5306003631.

The spelling of 945608857 in words is "nine hundred forty-five million, six hundred eight thousand, eight hundred fifty-seven".