274101728 has 48 divisors (see below), whose sum is σ = 562327920. Its totient is φ = 131404800.

The previous prime is 274101703. The next prime is 274101767. The reversal of 274101728 is 827101472.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 274101694 and 274101703.

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, 75638 + ... + 79178.

It is an arithmetic number, because the mean of its divisors is an integer number (11715165).

Almost surely, 2^274101728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274101728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281163960).

274101728 is an abundant number, since it is smaller than the sum of its proper divisors (288226192).

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

274101728 is a wasteful number, since it uses less digits than its factorization.

274101728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3651 (or 3643 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 274101728 is about 16556.0178787050. The cubic root of 274101728 is about 649.5868996444.

The spelling of 274101728 in words is "two hundred seventy-four million, one hundred one thousand, seven hundred twenty-eight".