2520433 has 2 divisors, whose sum is σ = 2520434. Its totient is φ = 2520432.

The previous prime is 2520431. The next prime is 2520439. The reversal of 2520433 is 3340252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1292769 + 1227664 = 1137^2 + 1108^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520433 - 2¹ = 2520431 is a prime.

Together with 2520431, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 2¹¹ + 5⁹ + 2¹⁵ + 0 + 4⁵ + 3³ + 3¹² .

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 2520433.

It is not a weakly prime, because it can be changed into another prime (2520431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260216 + 1260217.

It is an arithmetic number, because the mean of its divisors is an integer number (1260217).

2^2520433 is an apocalyptic number.

It is an amenable number.

2520433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520433 is an equidigital number, since it uses as much as digits as its factorization.

2520433 is an evil number, because the sum of its binary digits is even.

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

The square root of 2520433 is about 1587.5871629615. The cubic root of 2520433 is about 136.0896359782.

Adding to 2520433 its reverse (3340252), we get a palindrome (5860685).

The spelling of 2520433 in words is "two million, five hundred twenty thousand, four hundred thirty-three".