964854217 has 8 divisors (see below), whose sum is σ = 991508616. Its totient is φ = 938230272.

The previous prime is 964854139. The next prime is 964854221. The reversal of 964854217 is 712458469.

It can be written as a sum of positive squares in 4 ways, for example, as 161188416 + 803665801 = 12696^2 + 28349^2 .

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 964854217 - 2¹⁵ = 964821449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (964854017) 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, 66393 + ... + 79609.

It is an arithmetic number, because the mean of its divisors is an integer number (123938577).

Almost surely, 2^964854217 is an apocalyptic number.

It is an amenable number.

964854217 is a deficient number, since it is larger than the sum of its proper divisors (26654399).

964854217 is a wasteful number, since it uses less digits than its factorization.

964854217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15227.

The product of its digits is 483840, while the sum is 46.

The square root of 964854217 is about 31062.1025849829. The cubic root of 964854217 is about 988.1447473924.

The spelling of 964854217 in words is "nine hundred sixty-four million, eight hundred fifty-four thousand, two hundred seventeen".