1397467 has 4 divisors (see below), whose sum is σ = 1400400. Its totient is φ = 1394536.

The previous prime is 1397447. The next prime is 1397477. The reversal of 1397467 is 7647931.

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 1397467 - 2⁷ = 1397339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1397437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568 + ... + 1765.

It is an arithmetic number, because the mean of its divisors is an integer number (350100).

2^1397467 is an apocalyptic number.

1397467 is a deficient number, since it is larger than the sum of its proper divisors (2933).

1397467 is an equidigital number, since it uses as much as digits as its factorization.

1397467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932.

The product of its digits is 31752, while the sum is 37.

The square root of 1397467 is about 1182.1450841585. The cubic root of 1397467 is about 111.8013858804.

It can be divided in two parts, 13974 and 67, that added together give a palindrome (14041).

The spelling of 1397467 in words is "one million, three hundred ninety-seven thousand, four hundred sixty-seven".