2520429 has 8 divisors (see below), whose sum is σ = 3408192. Its totient is φ = 1656480.

The previous prime is 2520383. The next prime is 2520431. The reversal of 2520429 is 9240252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2520429 - 2⁸ = 2520173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2520399 and 2520408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5704 + ... + 6129.

It is an arithmetic number, because the mean of its divisors is an integer number (426024).

2^2520429 is an apocalyptic number.

It is an amenable number.

2520429 is a deficient number, since it is larger than the sum of its proper divisors (887763).

2520429 is a wasteful number, since it uses less digits than its factorization.

2520429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11907.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2520429 is about 1587.5859031876. The cubic root of 2520429 is about 136.0895639855.

The spelling of 2520429 in words is "two million, five hundred twenty thousand, four hundred twenty-nine".