1374667 has 8 divisors (see below), whose sum is σ = 1607936. Its totient is φ = 1150632.

The previous prime is 1374619. The next prime is 1374673. The reversal of 1374667 is 7664731.

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

It is not a de Polignac number, because 1374667 - 2⁷ = 1374539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1374617) 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, 1983 + ... + 2584.

It is an arithmetic number, because the mean of its divisors is an integer number (200992).

2^1374667 is an apocalyptic number.

1374667 is a deficient number, since it is larger than the sum of its proper divisors (233269).

1374667 is an equidigital number, since it uses as much as digits as its factorization.

1374667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4617.

The product of its digits is 21168, while the sum is 34.

The square root of 1374667 is about 1172.4619396808. The cubic root of 1374667 is about 111.1900270113.

Subtracting 1374667 from its reverse (7664731), we obtain a square (6290064 = 2508²).

The spelling of 1374667 in words is "one million, three hundred seventy-four thousand, six hundred sixty-seven".