2420434421 has 8 divisors (see below), whose sum is σ = 2429011200. Its totient is φ = 2411873280.

The previous prime is 2420434409. The next prime is 2420434427. The reversal of 2420434421 is 1244340242.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2420434421 - 2¹⁰ = 2420433397 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 (2420434427) 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, 365066 + ... + 371636.

It is an arithmetic number, because the mean of its divisors is an integer number (303626400).

Almost surely, 2^2420434421 is an apocalyptic number.

It is an amenable number.

2420434421 is a deficient number, since it is larger than the sum of its proper divisors (8576779).

2420434421 is an equidigital number, since it uses as much as digits as its factorization.

2420434421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7819.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2420434421 is about 49197.9107381604. The cubic root of 2420434421 is about 1342.6550205623.

Adding to 2420434421 its reverse (1244340242), we get a palindrome (3664774663).

The spelling of 2420434421 in words is "two billion, four hundred twenty million, four hundred thirty-four thousand, four hundred twenty-one".