1422621467 has 4 divisors (see below), whose sum is σ = 1422699720. Its totient is φ = 1422543216.

The previous prime is 1422621463. The next prime is 1422621469. The reversal of 1422621467 is 7641262241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1422621467 - 2² = 1422621463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422621463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3959 + ... + 53487.

It is an arithmetic number, because the mean of its divisors is an integer number (355674930).

Almost surely, 2^1422621467 is an apocalyptic number.

1422621467 is a deficient number, since it is larger than the sum of its proper divisors (78253).

1422621467 is an equidigital number, since it uses as much as digits as its factorization.

1422621467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78252.

The product of its digits is 32256, while the sum is 35.

The square root of 1422621467 is about 37717.6545797853. The cubic root of 1422621467 is about 1124.6821072510.

The spelling of 1422621467 in words is "one billion, four hundred twenty-two million, six hundred twenty-one thousand, four hundred sixty-seven".