9940284006 has 16 divisors (see below), whose sum is σ = 20566105200. Its totient is φ = 3199171808.

The previous prime is 9940283993. The next prime is 9940284019. The reversal of 9940284006 is 6004820499.

It is an interprime number because it is at equal distance from previous prime (9940283993) and next prime (9940284019).

It is a super-2 number, since 2×9940284006² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28563861 + ... + 28564208.

It is an arithmetic number, because the mean of its divisors is an integer number (1285381575).

Almost surely, 2^9940284006 is an apocalyptic number.

9940284006 is an abundant number, since it is smaller than the sum of its proper divisors (10625821194).

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

9940284006 is a wasteful number, since it uses less digits than its factorization.

9940284006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57128103.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 9940284006 is about 99700.9729440992. The cubic root of 9940284006 is about 2150.1376516159.

The spelling of 9940284006 in words is "nine billion, nine hundred forty million, two hundred eighty-four thousand, six".