9950146 has 4 divisors (see below), whose sum is σ = 14925222. Its totient is φ = 4975072.

The previous prime is 9950141. The next prime is 9950147. The reversal of 9950146 is 6410599.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6410599 = 13 ⋅493123.

It can be written as a sum of positive squares in only one way, i.e., 8473921 + 1476225 = 2911^2 + 1215^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9950141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2487535 + ... + 2487538.

Almost surely, 2^9950146 is an apocalyptic number.

9950146 is a deficient number, since it is larger than the sum of its proper divisors (4975076).

9950146 is a wasteful number, since it uses less digits than its factorization.

9950146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4975075.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 9950146 is about 3154.3852015884. The cubic root of 9950146 is about 215.0848484288.

The spelling of 9950146 in words is "nine million, nine hundred fifty thousand, one hundred forty-six".