1332020 has 12 divisors (see below), whose sum is σ = 2797284. Its totient is φ = 532800.

The previous prime is 1332017. The next prime is 1332047. The reversal of 1332020 is 202331.

1332020 = 40² + 41² + ... + 159².

It can be written as a sum of positive squares in 2 ways, for example, as 781456 + 550564 = 884^2 + 742^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1331992 and 1332010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33281 + ... + 33320.

It is an arithmetic number, because the mean of its divisors is an integer number (233107).

2^1332020 is an apocalyptic number.

1332020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332020 is an abundant number, since it is smaller than the sum of its proper divisors (1465264).

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

1332020 is a wasteful number, since it uses less digits than its factorization.

1332020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66610 (or 66608 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 1332020 is about 1154.1317082552. The cubic root of 1332020 is about 110.0280919988.

Adding to 1332020 its reverse (202331), we get a palindrome (1534351).

The spelling of 1332020 in words is "one million, three hundred thirty-two thousand, twenty".