9954666 has 12 divisors (see below), whose sum is σ = 21568482. Its totient is φ = 3318216.

The previous prime is 9954617. The next prime is 9954667. The reversal of 9954666 is 6664599.

It can be written as a sum of positive squares in only one way, i.e., 9790641 + 164025 = 3129^2 + 405^2 .

It is not an unprimeable number, because it can be changed into a prime (9954667) 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, 276501 + ... + 276536.

Almost surely, 2^9954666 is an apocalyptic number.

9954666 is an abundant number, since it is smaller than the sum of its proper divisors (11613816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9954666 is a wasteful number, since it uses less digits than its factorization.

9954666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553045 (or 553042 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 9954666 is about 3155.1015831507. The cubic root of 9954666 is about 215.1174119826.

The spelling of 9954666 in words is "nine million, nine hundred fifty-four thousand, six hundred sixty-six".