27150156 has 144 divisors (see below), whose sum is σ = 82162080. Its totient is φ = 7464960.

The previous prime is 27150103. The next prime is 27150163. The reversal of 27150156 is 65105172.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 249030 + ... + 249138.

It is an arithmetic number, because the mean of its divisors is an integer number (570570).

Almost surely, 2^27150156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27150156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41081040).

27150156 is an abundant number, since it is smaller than the sum of its proper divisors (55011924).

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

27150156 is a wasteful number, since it uses less digits than its factorization.

27150156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 27150156 is about 5210.5811576061. The cubic root of 27150156 is about 300.5551055592. Note that the first 3 decimals are identical.

The spelling of 27150156 in words is "twenty-seven million, one hundred fifty thousand, one hundred fifty-six".