270721738 has 8 divisors (see below), whose sum is σ = 464094432. Its totient is φ = 116023596.

The previous prime is 270721723. The next prime is 270721751. The reversal of 270721738 is 837127072.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 270721697 and 270721706.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9668620 + ... + 9668647.

It is an arithmetic number, because the mean of its divisors is an integer number (58011804).

Almost surely, 2^270721738 is an apocalyptic number.

270721738 is a deficient number, since it is larger than the sum of its proper divisors (193372694).

270721738 is a wasteful number, since it uses less digits than its factorization.

270721738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19337276.

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 270721738 is about 16453.6238561601. The cubic root of 270721738 is about 646.9057973560.

The spelling of 270721738 in words is "two hundred seventy million, seven hundred twenty-one thousand, seven hundred thirty-eight".