274374213 has 4 divisors (see below), whose sum is σ = 365832288. Its totient is φ = 182916140.

The previous prime is 274374187. The next prime is 274374239. The reversal of 274374213 is 312473472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (274374187) and next prime (274374239).

It is a cyclic number.

It is not a de Polignac number, because 274374213 - 2¹³ = 274366021 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274374253) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 45729033 + ... + 45729038.

It is an arithmetic number, because the mean of its divisors is an integer number (91458072).

Almost surely, 2^274374213 is an apocalyptic number.

It is an amenable number.

274374213 is a deficient number, since it is larger than the sum of its proper divisors (91458075).

274374213 is an equidigital number, since it uses as much as digits as its factorization.

274374213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91458074.

The product of its digits is 28224, while the sum is 33.

The square root of 274374213 is about 16564.2450175068. The cubic root of 274374213 is about 649.8020801750.

The spelling of 274374213 in words is "two hundred seventy-four million, three hundred seventy-four thousand, two hundred thirteen".