1020276 has 60 divisors (see below), whose sum is σ = 2764608. Its totient is φ = 327888.

The previous prime is 1020269. The next prime is 1020293. The reversal of 1020276 is 6720201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15195 + ... + 15261.

2^1020276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382304).

1020276 is an abundant number, since it is smaller than the sum of its proper divisors (1744332).

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

1020276 is a wasteful number, since it uses less digits than its factorization.

1020276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1020276 is about 1010.0871249551. The cubic root of 1020276 is about 100.6713494793.

Adding to 1020276 its reverse (6720201), we get a palindrome (7740477).

It can be divided in two parts, 1020 and 276, that added together give a 4-th power (1296 = 6⁴).

The spelling of 1020276 in words is "one million, twenty thousand, two hundred seventy-six".