946541745 has 12 divisors (see below), whose sum is σ = 1640672436. Its totient is φ = 504822240.

The previous prime is 946541741. The next prime is 946541777. The reversal of 946541745 is 547145649.

It can be written as a sum of positive squares in 2 ways, for example, as 403045776 + 543495969 = 20076^2 + 23313^2 .

It is not a de Polignac number, because 946541745 - 2² = 946541741 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 21034261 = 946541745 / (9 + 4 + 6 + 5 + 4 + 1 + 7 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 946541745.

It is not an unprimeable number, because it can be changed into a prime (946541741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10517086 + ... + 10517175.

It is an arithmetic number, because the mean of its divisors is an integer number (136722703).

Almost surely, 2^946541745 is an apocalyptic number.

It is an amenable number.

946541745 is a deficient number, since it is larger than the sum of its proper divisors (694130691).

946541745 is a wasteful number, since it uses less digits than its factorization.

946541745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21034272 (or 21034269 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 946541745 is about 30765.9185625913. The cubic root of 946541745 is about 981.8532697781.

The spelling of 946541745 in words is "nine hundred forty-six million, five hundred forty-one thousand, seven hundred forty-five".