274226135 has 4 divisors (see below), whose sum is σ = 329071368. Its totient is φ = 219380904.

The previous prime is 274226131. The next prime is 274226137. The reversal of 274226135 is 531622472.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 274226135 - 2² = 274226131 is a prime.

It is a super-4 number, since 4×274226135⁴ (a number of 35 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274226131) 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, 27422609 + ... + 27422618.

It is an arithmetic number, because the mean of its divisors is an integer number (82267842).

Almost surely, 2^274226135 is an apocalyptic number.

274226135 is a deficient number, since it is larger than the sum of its proper divisors (54845233).

274226135 is an equidigital number, since it uses as much as digits as its factorization.

274226135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54845232.

The product of its digits is 20160, while the sum is 32.

The square root of 274226135 is about 16559.7746059540. The cubic root of 274226135 is about 649.6851611364.

The spelling of 274226135 in words is "two hundred seventy-four million, two hundred twenty-six thousand, one hundred thirty-five".