9699142 has 12 divisors (see below), whose sum is σ = 14712516. Its totient is φ = 4795500.

The previous prime is 9699133. The next prime is 9699149. The reversal of 9699142 is 2419969.

It is a junction number, because it is equal to n+sod(n) for n = 9699095 and 9699104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9699149) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38517 + ... + 38767.

It is an arithmetic number, because the mean of its divisors is an integer number (1226043).

Almost surely, 2^9699142 is an apocalyptic number.

9699142 is a deficient number, since it is larger than the sum of its proper divisors (5013374).

9699142 is a wasteful number, since it uses less digits than its factorization.

9699142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531 (or 392 counting only the distinct ones).

The product of its digits is 34992, while the sum is 40.

The square root of 9699142 is about 3114.3445538347. The cubic root of 9699142 is about 213.2608352830.

The spelling of 9699142 in words is "nine million, six hundred ninety-nine thousand, one hundred forty-two".