9953144 has 8 divisors (see below), whose sum is σ = 18662160. Its totient is φ = 4976568.

The previous prime is 9953129. The next prime is 9953173. The reversal of 9953144 is 4413599.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622064 + ... + 622079.

It is an arithmetic number, because the mean of its divisors is an integer number (2332770).

Almost surely, 2^9953144 is an apocalyptic number.

It is an amenable number.

9953144 is a deficient number, since it is larger than the sum of its proper divisors (8709016).

9953144 is a wasteful number, since it uses less digits than its factorization.

9953144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244149 (or 1244145 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 9953144 is about 3154.8603772592. The cubic root of 9953144 is about 215.1064480993.

The spelling of 9953144 in words is "nine million, nine hundred fifty-three thousand, one hundred forty-four".