1374387 has 8 divisors (see below), whose sum is σ = 2094336. Its totient is φ = 785352.

The previous prime is 1374379. The next prime is 1374407. The reversal of 1374387 is 7834731.

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

It is not a de Polignac number, because 1374387 - 2³ = 1374379 is a prime.

1374387 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1374367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32703 + ... + 32744.

It is an arithmetic number, because the mean of its divisors is an integer number (261792).

2^1374387 is an apocalyptic number.

1374387 is a deficient number, since it is larger than the sum of its proper divisors (719949).

1374387 is an equidigital number, since it uses as much as digits as its factorization.

1374387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65457.

The product of its digits is 14112, while the sum is 33.

The square root of 1374387 is about 1172.3425267387. The cubic root of 1374387 is about 111.1824772262.

The spelling of 1374387 in words is "one million, three hundred seventy-four thousand, three hundred eighty-seven".