945286686 has 20 divisors (see below), whose sum is σ = 2118142752. Its totient is φ = 315095508.

The previous prime is 945286669. The next prime is 945286703. The reversal of 945286686 is 686682549.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (945286669) and next prime (945286703).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2917390 + ... + 2917713.

Almost surely, 2^945286686 is an apocalyptic number.

945286686 is an abundant number, since it is smaller than the sum of its proper divisors (1172856066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

945286686 is a wasteful number, since it uses less digits than its factorization.

945286686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5835117 (or 5835108 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The square root of 945286686 is about 30745.5148924197. The cubic root of 945286686 is about 981.4191178292.

The spelling of 945286686 in words is "nine hundred forty-five million, two hundred eighty-six thousand, six hundred eighty-six".