9978674246 has 32 divisors (see below), whose sum is σ = 16889472000. Its totient is φ = 4396095616.

The previous prime is 9978674207. The next prime is 9978674267. The reversal of 9978674246 is 6424768799.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98996 + ... + 172503.

It is an arithmetic number, because the mean of its divisors is an integer number (527796000).

Almost surely, 2^9978674246 is an apocalyptic number.

9978674246 is a deficient number, since it is larger than the sum of its proper divisors (6910797754).

9978674246 is a wasteful number, since it uses less digits than its factorization.

9978674246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271588.

The product of its digits is 36578304, while the sum is 62.

The square root of 9978674246 is about 99893.3143208293. The cubic root of 9978674246 is about 2152.9021019215.

The spelling of 9978674246 in words is "nine billion, nine hundred seventy-eight million, six hundred seventy-four thousand, two hundred forty-six".