1370667 has 8 divisors (see below), whose sum is σ = 1839424. Its totient is φ = 907848.

The previous prime is 1370657. The next prime is 1370669. The reversal of 1370667 is 7660731.

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

It is not a de Polignac number, because 1370667 - 2¹⁵ = 1337899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1370669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913 + ... + 1890.

It is an arithmetic number, because the mean of its divisors is an integer number (229928).

2^1370667 is an apocalyptic number.

1370667 is a deficient number, since it is larger than the sum of its proper divisors (468757).

1370667 is a wasteful number, since it uses less digits than its factorization.

1370667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2969.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 1370667 is about 1170.7548846791. The cubic root of 1370667 is about 111.0820754871.

Subtracting 1370667 from its reverse (7660731), we obtain a square (6290064 = 2508²).

The spelling of 1370667 in words is "one million, three hundred seventy thousand, six hundred sixty-seven".