274400005 has 16 divisors (see below), whose sum is σ = 374834304. Its totient is φ = 190886080.

The previous prime is 274399991. The next prime is 274400011. The reversal of 274400005 is 500004472.

It is not a de Polignac number, because 274400005 - 2¹³ = 274391813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107194 + ... + 109723.

It is an arithmetic number, because the mean of its divisors is an integer number (23427144).

Almost surely, 2^274400005 is an apocalyptic number.

It is an amenable number.

274400005 is a deficient number, since it is larger than the sum of its proper divisors (100434299).

274400005 is a wasteful number, since it uses less digits than its factorization.

274400005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216956.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 274400005 is about 16565.0235435993. The cubic root of 274400005 is about 649.8224406527.

Adding to 274400005 its reverse (500004472), we get a palindrome (774404477).

The spelling of 274400005 in words is "two hundred seventy-four million, four hundred thousand, five".