1374427 has 4 divisors (see below), whose sum is σ = 1389960. Its totient is φ = 1358896.

The previous prime is 1374413. The next prime is 1374431. The reversal of 1374427 is 7244731.

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 1374427 - 2⁷ = 1374299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1374395 and 1374404.

It is not an unprimeable number, because it can be changed into a prime (1374407) 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 3 ways as a sum of consecutive naturals, for example, 7633 + ... + 7810.

It is an arithmetic number, because the mean of its divisors is an integer number (347490).

2^1374427 is an apocalyptic number.

1374427 is a deficient number, since it is larger than the sum of its proper divisors (15533).

1374427 is an equidigital number, since it uses as much as digits as its factorization.

1374427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15532.

The product of its digits is 4704, while the sum is 28.

The square root of 1374427 is about 1172.3595864751. The cubic root of 1374427 is about 111.1835558297.

The spelling of 1374427 in words is "one million, three hundred seventy-four thousand, four hundred twenty-seven".