27550153 has 8 divisors (see below), whose sum is σ = 27830088. Its totient is φ = 27272064.

The previous prime is 27550151. The next prime is 27550169. The reversal of 27550153 is 35105572.

It can be written as a sum of positive squares in 4 ways, for example, as 8649 + 27541504 = 93^2 + 5248^2 .

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 27550153 - 2¹ = 27550151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27550151) 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 7 ways as a sum of consecutive naturals, for example, 73675 + ... + 74047.

It is an arithmetic number, because the mean of its divisors is an integer number (3478761).

Almost surely, 2^27550153 is an apocalyptic number.

It is an amenable number.

27550153 is a deficient number, since it is larger than the sum of its proper divisors (279935).

27550153 is a wasteful number, since it uses less digits than its factorization.

27550153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 27550153 is about 5248.8239635179. The cubic root of 27550153 is about 302.0239188400.

The spelling of 27550153 in words is "twenty-seven million, five hundred fifty thousand, one hundred fifty-three".