1394440227 has 24 divisors (see below), whose sum is σ = 2075321664. Its totient is φ = 901764864.

The previous prime is 1394440199. The next prime is 1394440231. The reversal of 1394440227 is 7220444931.

1394440227 is a `hidden beast` number, since 1 + 394 + 4 + 40 + 227 = 666.

It is not a de Polignac number, because 1394440227 - 2¹¹ = 1394438179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1394440191 and 1394440200.

It is not an unprimeable number, because it can be changed into a prime (1394440237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33213 + ... + 62385.

It is an arithmetic number, because the mean of its divisors is an integer number (86471736).

Almost surely, 2^1394440227 is an apocalyptic number.

1394440227 is a deficient number, since it is larger than the sum of its proper divisors (680881437).

1394440227 is a wasteful number, since it uses less digits than its factorization.

1394440227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29339 (or 29336 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 1394440227 is about 37342.2043671768. The cubic root of 1394440227 is about 1117.2061068211.

The spelling of 1394440227 in words is "one billion, three hundred ninety-four million, four hundred forty thousand, two hundred twenty-seven".