1330770 has 32 divisors (see below), whose sum is σ = 3650688. Its totient is φ = 304128.

The previous prime is 1330751. The next prime is 1330783. The reversal of 1330770 is 770331.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2959 + ... + 3378.

It is an arithmetic number, because the mean of its divisors is an integer number (114084).

2^1330770 is an apocalyptic number.

1330770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1330770 is an abundant number, since it is smaller than the sum of its proper divisors (2319918).

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

1330770 is a wasteful number, since it uses less digits than its factorization.

1330770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6354.

The product of its (nonzero) digits is 441, while the sum is 21.

The square root of 1330770 is about 1153.5900485008. The cubic root of 1330770 is about 109.9936635468.

The spelling of 1330770 in words is "one million, three hundred thirty thousand, seven hundred seventy".