27664954 has 8 divisors (see below), whose sum is σ = 41548320. Its totient is φ = 13815516.

The previous prime is 27664951. The next prime is 27664961. The reversal of 27664954 is 45946672.

It is a happy number.

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 27664954.

It is not an unprimeable number, because it can be changed into a prime (27664951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6334 + ... + 9769.

It is an arithmetic number, because the mean of its divisors is an integer number (5193540).

Almost surely, 2^27664954 is an apocalyptic number.

27664954 is a deficient number, since it is larger than the sum of its proper divisors (13883366).

27664954 is a wasteful number, since it uses less digits than its factorization.

27664954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16964.

The product of its digits is 362880, while the sum is 43.

The square root of 27664954 is about 5259.7484730736. The cubic root of 27664954 is about 302.4428469307.

The spelling of 27664954 in words is "twenty-seven million, six hundred sixty-four thousand, nine hundred fifty-four".