1374487 has 4 divisors (see below), whose sum is σ = 1377376. Its totient is φ = 1371600.

The previous prime is 1374481. The next prime is 1374497. The reversal of 1374487 is 7844731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1374487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374481) 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, 543 + ... + 1744.

It is an arithmetic number, because the mean of its divisors is an integer number (344344).

2^1374487 is an apocalyptic number.

1374487 is a deficient number, since it is larger than the sum of its proper divisors (2889).

1374487 is an equidigital number, since it uses as much as digits as its factorization.

1374487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888.

The product of its digits is 18816, while the sum is 34.

The square root of 1374487 is about 1172.3851756142. The cubic root of 1374487 is about 111.1851736957.

It can be divided in two parts, 13744 and 87, that added together give a palindrome (13831).

The spelling of 1374487 in words is "one million, three hundred seventy-four thousand, four hundred eighty-seven".