9969154 has 8 divisors (see below), whose sum is σ = 16104060. Its totient is φ = 4601136.

The previous prime is 9969151. The next prime is 9969161. The reversal of 9969154 is 4519699.

It can be written as a sum of positive squares in 2 ways, for example, as 9954025 + 15129 = 3155^2 + 123^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9969154.

It is not an unprimeable number, because it can be changed into a prime (9969151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191689 + ... + 191740.

Almost surely, 2^9969154 is an apocalyptic number.

9969154 is a deficient number, since it is larger than the sum of its proper divisors (6134906).

9969154 is a wasteful number, since it uses less digits than its factorization.

9969154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383444.

The product of its digits is 87480, while the sum is 43.

The square root of 9969154 is about 3157.3967124832. The cubic root of 9969154 is about 215.2217218714.

The spelling of 9969154 in words is "nine million, nine hundred sixty-nine thousand, one hundred fifty-four".