1026520 has 32 divisors (see below), whose sum is σ = 2520720. Its totient is φ = 373120.

The previous prime is 1026481. The next prime is 1026521. The reversal of 1026520 is 256201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1026494 and 1026503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026521) 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, 727 + ... + 1606.

2^1026520 is an apocalyptic number.

1026520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1026520 is an abundant number, since it is smaller than the sum of its proper divisors (1494200).

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

1026520 is a wasteful number, since it uses less digits than its factorization.

1026520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355 (or 2351 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1026520 is about 1013.1732329666. The cubic root of 1026520 is about 100.8762985777.

The spelling of 1026520 in words is "one million, twenty-six thousand, five hundred twenty".