1422421023 has 8 divisors (see below), whose sum is σ = 1899569536. Its totient is φ = 946776600.

The previous prime is 1422421009. The next prime is 1422421067. The reversal of 1422421023 is 3201242241.

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

It is not a de Polignac number, because 1422421023 - 2⁸ = 1422420767 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 (1422461023) 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, 373813 + ... + 377598.

It is an arithmetic number, because the mean of its divisors is an integer number (237446192).

Almost surely, 2^1422421023 is an apocalyptic number.

1422421023 is a deficient number, since it is larger than the sum of its proper divisors (477148513).

1422421023 is an equidigital number, since it uses as much as digits as its factorization.

1422421023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752045.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1422421023 is about 37714.9973220203. The cubic root of 1422421023 is about 1124.6292830871.

Adding to 1422421023 its reverse (3201242241), we get a palindrome (4623663264).

The spelling of 1422421023 in words is "one billion, four hundred twenty-two million, four hundred twenty-one thousand, twenty-three".