9661954 has 8 divisors (see below), whose sum is σ = 14506128. Its totient is φ = 4826580.

The previous prime is 9661943. The next prime is 9661957. The reversal of 9661954 is 4591669.

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9661957) 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, 3129 + ... + 5395.

It is an arithmetic number, because the mean of its divisors is an integer number (1813266).

Almost surely, 2^9661954 is an apocalyptic number.

9661954 is a deficient number, since it is larger than the sum of its proper divisors (4844174).

9661954 is a wasteful number, since it uses less digits than its factorization.

9661954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400.

The product of its digits is 58320, while the sum is 40.

The square root of 9661954 is about 3108.3683822868. The cubic root of 9661954 is about 212.9879279308.

The spelling of 9661954 in words is "nine million, six hundred sixty-one thousand, nine hundred fifty-four".