1320774 has 64 divisors (see below), whose sum is σ = 3386880. Its totient is φ = 334080.

The previous prime is 1320773. The next prime is 1320791. The reversal of 1320774 is 4770231.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320773) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22357 + ... + 22415.

It is an arithmetic number, because the mean of its divisors is an integer number (52920).

2^1320774 is an apocalyptic number.

1320774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1320774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1693440).

1320774 is an abundant number, since it is smaller than the sum of its proper divisors (2066106).

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

1320774 is a wasteful number, since it uses less digits than its factorization.

1320774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 1320774 is about 1149.2493202086. The cubic root of 1320774 is about 109.7175674668.

The spelling of 1320774 in words is "one million, three hundred twenty thousand, seven hundred seventy-four".