946645853 has 8 divisors (see below), whose sum is σ = 978017280. Its totient is φ = 915326640.

The previous prime is 946645849. The next prime is 946645883. The reversal of 946645853 is 358546649.

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 946645853 - 2² = 946645849 is a prime.

It is a super-2 number, since 2×946645853² = 1792276742004195218, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946645883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25676 + ... + 50522.

It is an arithmetic number, because the mean of its divisors is an integer number (122252160).

Almost surely, 2^946645853 is an apocalyptic number.

It is an amenable number.

946645853 is a deficient number, since it is larger than the sum of its proper divisors (31371427).

946645853 is a wasteful number, since it uses less digits than its factorization.

946645853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26107.

The product of its digits is 3110400, while the sum is 50.

The square root of 946645853 is about 30767.6104532022. The cubic root of 946645853 is about 981.8892657369.

The spelling of 946645853 in words is "nine hundred forty-six million, six hundred forty-five thousand, eight hundred fifty-three".