1325770 has 16 divisors (see below), whose sum is σ = 2400840. Its totient is φ = 527104.

The previous prime is 1325761. The next prime is 1325771. The reversal of 1325770 is 775231.

It can be written as a sum of positive squares in 4 ways, for example, as 635209 + 690561 = 797^2 + 831^2 .

It is not an unprimeable number, because it can be changed into a prime (1325771) 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, 2046 + ... + 2614.

2^1325770 is an apocalyptic number.

1325770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1325770 is a deficient number, since it is larger than the sum of its proper divisors (1075070).

1325770 is a wasteful number, since it uses less digits than its factorization.

1325770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 1325770 is about 1151.4208613709. The cubic root of 1325770 is about 109.8557337409.

The spelling of 1325770 in words is "one million, three hundred twenty-five thousand, seven hundred seventy".