274242851 has 4 divisors (see below), whose sum is σ = 275335704. Its totient is φ = 273150000.

The previous prime is 274242847. The next prime is 274242883. The reversal of 274242851 is 158242472.

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 274242851 - 2² = 274242847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (274242811) 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, 546050 + ... + 546551.

It is an arithmetic number, because the mean of its divisors is an integer number (68833926).

Almost surely, 2^274242851 is an apocalyptic number.

274242851 is a deficient number, since it is larger than the sum of its proper divisors (1092853).

274242851 is a wasteful number, since it uses less digits than its factorization.

274242851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092852.

The product of its digits is 35840, while the sum is 35.

The square root of 274242851 is about 16560.2793152773. The cubic root of 274242851 is about 649.6983618190.

The spelling of 274242851 in words is "two hundred seventy-four million, two hundred forty-two thousand, eight hundred fifty-one".