27873234 has 80 divisors (see below), whose sum is σ = 68607000. Its totient is φ = 8418816.

The previous prime is 27873227. The next prime is 27873239. The reversal of 27873234 is 43237872.

It can be written as a sum of positive squares in 4 ways, for example, as 27531009 + 342225 = 5247^2 + 585^2 .

It is not an unprimeable number, because it can be changed into a prime (27873239) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 79692 + ... + 80040.

Almost surely, 2^27873234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27873234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34303500).

27873234 is an abundant number, since it is smaller than the sum of its proper divisors (40733766).

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

27873234 is a wasteful number, since it uses less digits than its factorization.

27873234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 400 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 27873234 is about 5279.5107727895. The cubic root of 27873234 is about 303.1999464521.

The spelling of 27873234 in words is "twenty-seven million, eight hundred seventy-three thousand, two hundred thirty-four".