27133040 has 60 divisors (see below), whose sum is σ = 69365352. Its totient is φ = 9863040.

The previous prime is 27132997. The next prime is 27133061. The reversal of 27133040 is 4033172.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8279 + ... + 11081.

Almost surely, 2^27133040 is an apocalyptic number.

27133040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27133040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34682676).

27133040 is an abundant number, since it is smaller than the sum of its proper divisors (42232312).

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

27133040 is a wasteful number, since it uses less digits than its factorization.

27133040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838 (or 2821 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 27133040 is about 5208.9384715122. The cubic root of 27133040 is about 300.4919336375.

The spelling of 27133040 in words is "twenty-seven million, one hundred thirty-three thousand, forty".