9946018 has 4 divisors (see below), whose sum is σ = 14919030. Its totient is φ = 4973008.

The previous prime is 9945997. The next prime is 9946039. The reversal of 9946018 is 8106499.

9946018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8106499 = 919 ⋅8821.

It is an interprime number because it is at equal distance from previous prime (9945997) and next prime (9946039).

It can be written as a sum of positive squares in only one way, i.e., 5396329 + 4549689 = 2323^2 + 2133^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2486503 + ... + 2486506.

Almost surely, 2^9946018 is an apocalyptic number.

9946018 is a deficient number, since it is larger than the sum of its proper divisors (4973012).

9946018 is a wasteful number, since it uses less digits than its factorization.

9946018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4973011.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 9946018 is about 3153.7308065211. The cubic root of 9946018 is about 215.0551003539.

The spelling of 9946018 in words is "nine million, nine hundred forty-six thousand, eighteen".