273728634 has 16 divisors (see below), whose sum is σ = 555629088. Its totient is φ = 89880912.

The previous prime is 273728629. The next prime is 273728639. The reversal of 273728634 is 436827372.

It is an interprime number because it is at equal distance from previous prime (273728629) and next prime (273728639).

It is not an unprimeable number, because it can be changed into a prime (273728639) 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 7 ways as a sum of consecutive naturals, for example, 340057 + ... + 340860.

It is an arithmetic number, because the mean of its divisors is an integer number (34726818).

Almost surely, 2^273728634 is an apocalyptic number.

273728634 is an abundant number, since it is smaller than the sum of its proper divisors (281900454).

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

273728634 is a wasteful number, since it uses less digits than its factorization.

273728634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680989.

The product of its digits is 338688, while the sum is 42.

The square root of 273728634 is about 16544.7464169143. The cubic root of 273728634 is about 649.2920370749.

The spelling of 273728634 in words is "two hundred seventy-three million, seven hundred twenty-eight thousand, six hundred thirty-four".