961033217 has 4 divisors (see below), whose sum is σ = 968048196. Its totient is φ = 954018240.

The previous prime is 961033189. The next prime is 961033231. The reversal of 961033217 is 712330169.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 712330169 = 4871 ⋅146239.

It can be written as a sum of positive squares in 2 ways, for example, as 699919936 + 261113281 = 26456^2 + 16159^2 .

It is a cyclic number.

It is not a de Polignac number, because 961033217 - 2²⁸ = 692597761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (961033517) 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, 3507284 + ... + 3507557.

It is an arithmetic number, because the mean of its divisors is an integer number (242012049).

Almost surely, 2^961033217 is an apocalyptic number.

It is an amenable number.

961033217 is a deficient number, since it is larger than the sum of its proper divisors (7014979).

961033217 is a wasteful number, since it uses less digits than its factorization.

961033217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7014978.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 961033217 is about 31000.5357534350. The cubic root of 961033217 is about 986.8386100974.

The spelling of 961033217 in words is "nine hundred sixty-one million, thirty-three thousand, two hundred seventeen".