1397484 has 36 divisors (see below), whose sum is σ = 3854760. Its totient is φ = 423360.

The previous prime is 1397483. The next prime is 1397491. The reversal of 1397484 is 4847931.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1397483) 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 11 ways as a sum of consecutive naturals, for example, 1369 + ... + 2160.

2^1397484 is an apocalyptic number.

It is an amenable number.

1397484 is an abundant number, since it is smaller than the sum of its proper divisors (2457276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1397484 is a wasteful number, since it uses less digits than its factorization.

1397484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3550 (or 3545 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 1397484 is about 1182.1522744554. The cubic root of 1397484 is about 111.8018392282.

It can be divided in two parts, 1397 and 484, that added together give a palindrome (1881).

The spelling of 1397484 in words is "one million, three hundred ninety-seven thousand, four hundred eighty-four".