272400746 has 8 divisors (see below), whose sum is σ = 415299684. Its totient is φ = 133967520.

The previous prime is 272400731. The next prime is 272400749. The reversal of 272400746 is 647004272.

It can be written as a sum of positive squares in 2 ways, for example, as 264420121 + 7980625 = 16261^2 + 2825^2 .

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

It is not an unprimeable number, because it can be changed into a prime (272400749) 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 3 ways as a sum of consecutive naturals, for example, 1116275 + ... + 1116518.

Almost surely, 2^272400746 is an apocalyptic number.

272400746 is a deficient number, since it is larger than the sum of its proper divisors (142898938).

272400746 is a wasteful number, since it uses less digits than its factorization.

272400746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232856.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 272400746 is about 16504.5674284423. The cubic root of 272400746 is about 648.2404054522.

The spelling of 272400746 in words is "two hundred seventy-two million, four hundred thousand, seven hundred forty-six".