274001321 has 16 divisors (see below), whose sum is σ = 303308928. Its totient is φ = 245452800.

The previous prime is 274001293. The next prime is 274001327. The reversal of 274001321 is 123100472.

It is a cyclic number.

It is not a de Polignac number, because 274001321 - 2²⁶ = 206892457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 274001293 and 274001302.

It is not an unprimeable number, because it can be changed into a prime (274001327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290711 + ... + 291651.

It is an arithmetic number, because the mean of its divisors is an integer number (18956808).

Almost surely, 2^274001321 is an apocalyptic number.

It is an amenable number.

274001321 is a deficient number, since it is larger than the sum of its proper divisors (29307607).

274001321 is a wasteful number, since it uses less digits than its factorization.

274001321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 274001321 is about 16552.9852594630. The cubic root of 274001321 is about 649.5075726029.

Adding to 274001321 its reverse (123100472), we get a palindrome (397101793).

The spelling of 274001321 in words is "two hundred seventy-four million, one thousand, three hundred twenty-one".