2451422 has 8 divisors (see below), whose sum is σ = 3710016. Its totient is φ = 1214752.

The previous prime is 2451419. The next prime is 2451433. The reversal of 2451422 is 2241542.

It is a happy number.

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

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2451394 and 2451403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5198 + ... + 5649.

It is an arithmetic number, because the mean of its divisors is an integer number (463752).

2^2451422 is an apocalyptic number.

2451422 is a deficient number, since it is larger than the sum of its proper divisors (1258594).

2451422 is a wasteful number, since it uses less digits than its factorization.

2451422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10962.

The product of its digits is 640, while the sum is 20.

The square root of 2451422 is about 1565.7017595954. The cubic root of 2451422 is about 134.8360515478.

Adding to 2451422 its reverse (2241542), we get a palindrome (4692964).

The spelling of 2451422 in words is "two million, four hundred fifty-one thousand, four hundred twenty-two".