274408045 has 8 divisors (see below), whose sum is σ = 332311320. Its totient is φ = 217512000.

The previous prime is 274408037. The next prime is 274408049. The reversal of 274408045 is 540804472.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 103164649 + 171243396 = 10157^2 + 13086^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 274408045 - 2³ = 274408037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 274408045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274408049) 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 7 ways as a sum of consecutive naturals, for example, 251206 + ... + 252295.

It is an arithmetic number, because the mean of its divisors is an integer number (41538915).

Almost surely, 2^274408045 is an apocalyptic number.

It is an amenable number.

274408045 is a deficient number, since it is larger than the sum of its proper divisors (57903275).

274408045 is a wasteful number, since it uses less digits than its factorization.

274408045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503615.

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 274408045 is about 16565.2662218269. The cubic root of 274408045 is about 649.8287872529.

The spelling of 274408045 in words is "two hundred seventy-four million, four hundred eight thousand, forty-five".