9699812 has 6 divisors (see below), whose sum is σ = 16974678. Its totient is φ = 4849904.

The previous prime is 9699803. The next prime is 9699817. The reversal of 9699812 is 2189969.

It can be written as a sum of positive squares in only one way, i.e., 7806436 + 1893376 = 2794^2 + 1376^2 .

It is not an unprimeable number, because it can be changed into a prime (9699817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1212473 + ... + 1212480.

It is an arithmetic number, because the mean of its divisors is an integer number (2829113).

Almost surely, 2^9699812 is an apocalyptic number.

It is an amenable number.

9699812 is a deficient number, since it is larger than the sum of its proper divisors (7274866).

9699812 is a wasteful number, since it uses less digits than its factorization.

9699812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424957 (or 2424955 counting only the distinct ones).

The product of its digits is 69984, while the sum is 44.

The square root of 9699812 is about 3114.4521187522. The cubic root of 9699812 is about 213.2657457335.

The spelling of 9699812 in words is "nine million, six hundred ninety-nine thousand, eight hundred twelve".