27124661 has 8 divisors (see below), whose sum is σ = 27522048. Its totient is φ = 26730000.

The previous prime is 27124621. The next prime is 27124679. The reversal of 27124661 is 16642172.

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

It is a cyclic number.

It is not a de Polignac number, because 27124661 - 2¹⁰ = 27123637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27124621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26876 + ... + 27866.

It is an arithmetic number, because the mean of its divisors is an integer number (3440256).

Almost surely, 2^27124661 is an apocalyptic number.

It is an amenable number.

27124661 is a deficient number, since it is larger than the sum of its proper divisors (397387).

27124661 is a wasteful number, since it uses less digits than its factorization.

27124661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363.

The product of its digits is 4032, while the sum is 29.

The square root of 27124661 is about 5208.1341188568. The cubic root of 27124661 is about 300.4609986454.

The spelling of 27124661 in words is "twenty-seven million, one hundred twenty-four thousand, six hundred sixty-one".