9940708028 has 6 divisors (see below), whose sum is σ = 17396239056. Its totient is φ = 4970354012.

The previous prime is 9940707949. The next prime is 9940708049. The reversal of 9940708028 is 8208070499.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1242588500 + ... + 1242588507.

It is an arithmetic number, because the mean of its divisors is an integer number (2899373176).

Almost surely, 2^9940708028 is an apocalyptic number.

It is an amenable number.

9940708028 is a deficient number, since it is larger than the sum of its proper divisors (7455531028).

9940708028 is a wasteful number, since it uses less digits than its factorization.

9940708028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485177011 (or 2485177009 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 47.

The square root of 9940708028 is about 99703.0993901393. The cubic root of 9940708028 is about 2150.1682239383.

The spelling of 9940708028 in words is "nine billion, nine hundred forty million, seven hundred eight thousand, twenty-eight".