270349728 has 96 divisors (see below), whose sum is σ = 807916032. Its totient is φ = 78355200.

The previous prime is 270349721. The next prime is 270349769. The reversal of 270349728 is 827943072.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 270349728.

It is not an unprimeable number, because it can be changed into a prime (270349721) 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 15 ways as a sum of consecutive naturals, for example, 18723 + ... + 29853.

It is an arithmetic number, because the mean of its divisors is an integer number (8415792).

Almost surely, 2^270349728 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 270349728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403958016).

270349728 is an abundant number, since it is smaller than the sum of its proper divisors (537566304).

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

270349728 is a wasteful number, since it uses less digits than its factorization.

270349728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11178 (or 11170 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 270349728 is about 16442.3151654504. The cubic root of 270349728 is about 646.6093481393.

The spelling of 270349728 in words is "two hundred seventy million, three hundred forty-nine thousand, seven hundred twenty-eight".