2420422 has 4 divisors (see below), whose sum is σ = 3630636. Its totient is φ = 1210210.

The previous prime is 2420417. The next prime is 2420423. The reversal of 2420422 is 2240242.

2420422 is nontrivially palindromic in base 4.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2240242 = 2 ⋅1120121.

It is a junction number, because it is equal to n+sod(n) for n = 2420396 and 2420405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605104 + ... + 605107.

It is an arithmetic number, because the mean of its divisors is an integer number (907659).

2^2420422 is an apocalyptic number.

2420422 is a deficient number, since it is larger than the sum of its proper divisors (1210214).

2420422 is a wasteful number, since it uses less digits than its factorization.

2420422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210213.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2420422 is about 1555.7705486350. The cubic root of 2420422 is about 134.2652723847.

Adding to 2420422 its reverse (2240242), we get a palindrome (4660664).

The spelling of 2420422 in words is "two million, four hundred twenty thousand, four hundred twenty-two".