1374605 has 8 divisors (see below), whose sum is σ = 1668600. Its totient is φ = 1086976.

The previous prime is 1374601. The next prime is 1374613. The reversal of 1374605 is 5064731.

It can be written as a sum of positive squares in 4 ways, for example, as 212521 + 1162084 = 461^2 + 1078^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1374605 - 2² = 1374601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374601) 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, 1100 + ... + 1989.

It is an arithmetic number, because the mean of its divisors is an integer number (208575).

2^1374605 is an apocalyptic number.

It is an amenable number.

1374605 is a deficient number, since it is larger than the sum of its proper divisors (293995).

1374605 is an equidigital number, since it uses as much as digits as its factorization.

1374605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1374605 is about 1172.4354992920. The cubic root of 1374605 is about 111.1883553616.

The spelling of 1374605 in words is "one million, three hundred seventy-four thousand, six hundred five".