9420636 has 12 divisors (see below), whose sum is σ = 21981512. Its totient is φ = 3140208.

The previous prime is 9420629. The next prime is 9420643. The reversal of 9420636 is 6360249.

It is an interprime number because it is at equal distance from previous prime (9420629) and next prime (9420643).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392515 + ... + 392538.

Almost surely, 2^9420636 is an apocalyptic number.

It is an amenable number.

9420636 is an abundant number, since it is smaller than the sum of its proper divisors (12560876).

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

9420636 is a wasteful number, since it uses less digits than its factorization.

9420636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785060 (or 785058 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 9420636 is about 3069.3054588946. The cubic root of 9420636 is about 211.1997539311.

The spelling of 9420636 in words is "nine million, four hundred twenty thousand, six hundred thirty-six".