1422636465 has 16 divisors (see below), whose sum is σ = 2283640128. Its totient is φ = 756265536.

The previous prime is 1422636463. The next prime is 1422636511. The reversal of 1422636465 is 5646362241.

It is not a de Polignac number, because 1422636465 - 2¹ = 1422636463 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1422636461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149862 + ... + 159071.

It is an arithmetic number, because the mean of its divisors is an integer number (142727508).

Almost surely, 2^1422636465 is an apocalyptic number.

1422636465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1422636465 is a deficient number, since it is larger than the sum of its proper divisors (861003663).

1422636465 is a wasteful number, since it uses less digits than its factorization.

1422636465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309248.

The product of its digits is 207360, while the sum is 39.

The square root of 1422636465 is about 37717.8533986228. The cubic root of 1422636465 is about 1124.6860595610.

The spelling of 1422636465 in words is "one billion, four hundred twenty-two million, six hundred thirty-six thousand, four hundred sixty-five".