2510420421 has 8 divisors (see below), whose sum is σ = 3351834304. Its totient is φ = 1671310080.

The previous prime is 2510420417. The next prime is 2510420449. The reversal of 2510420421 is 1240240152.

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

It is not a de Polignac number, because 2510420421 - 2² = 2510420417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2510420221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573340 + ... + 577701.

It is an arithmetic number, because the mean of its divisors is an integer number (418979288).

Almost surely, 2^2510420421 is an apocalyptic number.

It is an amenable number.

2510420421 is a deficient number, since it is larger than the sum of its proper divisors (841413883).

2510420421 is a wasteful number, since it uses less digits than its factorization.

2510420421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151771.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2510420421 is about 50104.0958505390. The cubic root of 2510420421 is about 1359.0918860098.

Adding to 2510420421 its reverse (1240240152), we get a palindrome (3750660573).

The spelling of 2510420421 in words is "two billion, five hundred ten million, four hundred twenty thousand, four hundred twenty-one".