946545649 has 16 divisors (see below), whose sum is σ = 1102324608. Its totient is φ = 796004352.

The previous prime is 946545637. The next prime is 946545683.

946545649 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 946545649 - 2¹¹ = 946543601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 946545596 and 946545605.

It is not an unprimeable number, because it can be changed into a prime (946545949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116607 + ... + 124459.

It is an arithmetic number, because the mean of its divisors is an integer number (68895288).

Almost surely, 2^946545649 is an apocalyptic number.

It is an amenable number.

946545649 is a deficient number, since it is larger than the sum of its proper divisors (155778959).

946545649 is a wasteful number, since it uses less digits than its factorization.

946545649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8184.

The product of its digits is 4665600, while the sum is 52.

The square root of 946545649 is about 30765.9820093557. The cubic root of 946545649 is about 981.8546196569.

The spelling of 946545649 in words is "nine hundred forty-six million, five hundred forty-five thousand, six hundred forty-nine".