273085140 has 24 divisors (see below), whose sum is σ = 764638560. Its totient is φ = 72822688.

The previous prime is 273085129. The next prime is 273085151. The reversal of 273085140 is 41580372.

It is an interprime number because it is at equal distance from previous prime (273085129) and next prime (273085151).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 273085098 and 273085107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2275650 + ... + 2275769.

It is an arithmetic number, because the mean of its divisors is an integer number (31859940).

Almost surely, 2^273085140 is an apocalyptic number.

273085140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273085140 is an abundant number, since it is smaller than the sum of its proper divisors (491553420).

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

273085140 is a wasteful number, since it uses less digits than its factorization.

273085140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4551431 (or 4551429 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 273085140 is about 16525.2878946178. The cubic root of 273085140 is about 648.7828425501.

The spelling of 273085140 in words is "two hundred seventy-three million, eighty-five thousand, one hundred forty".