9969902 has 16 divisors (see below), whose sum is σ = 15824160. Its totient is φ = 4701312.

The previous prime is 9969899. The next prime is 9969907. The reversal of 9969902 is 2099699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9969907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874 + ... + 4842.

It is an arithmetic number, because the mean of its divisors is an integer number (989010).

Almost surely, 2^9969902 is an apocalyptic number.

9969902 is a deficient number, since it is larger than the sum of its proper divisors (5854258).

9969902 is a wasteful number, since it uses less digits than its factorization.

9969902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067.

The product of its (nonzero) digits is 78732, while the sum is 44.

The square root of 9969902 is about 3157.5151622756. The cubic root of 9969902 is about 215.2271045355.

The spelling of 9969902 in words is "nine million, nine hundred sixty-nine thousand, nine hundred two".