274228782 has 8 divisors (see below), whose sum is σ = 548457576. Its totient is φ = 91409592.

The previous prime is 274228777. The next prime is 274228783. The reversal of 274228782 is 287822472.

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

274228782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274228783) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22852393 + ... + 22852404.

It is an arithmetic number, because the mean of its divisors is an integer number (68557197).

Almost surely, 2^274228782 is an apocalyptic number.

274228782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

274228782 is a wasteful number, since it uses less digits than its factorization.

274228782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45704802.

The product of its digits is 200704, while the sum is 42.

The square root of 274228782 is about 16559.8545283466. The cubic root of 274228782 is about 649.6872515171.

The spelling of 274228782 in words is "two hundred seventy-four million, two hundred twenty-eight thousand, seven hundred eighty-two".