273420420 has 96 divisors (see below), whose sum is σ = 942267648. Its totient is φ = 57687552.

The previous prime is 273420391. The next prime is 273420421. The reversal of 273420420 is 24024372.

It is not an unprimeable number, because it can be changed into a prime (273420421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19579 + ... + 30498.

It is an arithmetic number, because the mean of its divisors is an integer number (9815288).

Almost surely, 2^273420420 is an apocalyptic number.

273420420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273420420 is an abundant number, since it is smaller than the sum of its proper divisors (668847228).

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

273420420 is a wasteful number, since it uses less digits than its factorization.

273420420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50109 (or 50107 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 273420420 is about 16535.4292354326. The cubic root of 273420420 is about 649.0482481187.

Adding to 273420420 its reverse (24024372), we get a palindrome (297444792).

The spelling of 273420420 in words is "two hundred seventy-three million, four hundred twenty thousand, four hundred twenty".