2533420 has 24 divisors (see below), whose sum is σ = 5355504. Its totient is φ = 1006656.

The previous prime is 2533417. The next prime is 2533429. The reversal of 2533420 is 243352.

It is not an unprimeable number, because it can be changed into a prime (2533429) 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, 3619 + ... + 4261.

It is an arithmetic number, because the mean of its divisors is an integer number (223146).

2^2533420 is an apocalyptic number.

2533420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2533420 is an abundant number, since it is smaller than the sum of its proper divisors (2822084).

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

2533420 is a wasteful number, since it uses less digits than its factorization.

2533420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 2533420 is about 1591.6720767796. The cubic root of 2533420 is about 136.3229780468.

Adding to 2533420 its reverse (243352), we get a palindrome (2776772).

The spelling of 2533420 in words is "two million, five hundred thirty-three thousand, four hundred twenty".