1422974523 has 18 divisors (see below), whose sum is σ = 1967599452. Its totient is φ = 914718000.

The previous prime is 1422974519. The next prime is 1422974551. The reversal of 1422974523 is 3254792241.

It is not a de Polignac number, because 1422974523 - 2² = 1422974519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1422974513) 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 17 ways as a sum of consecutive naturals, for example, 1894398 + ... + 1895148.

Almost surely, 2^1422974523 is an apocalyptic number.

1422974523 is a deficient number, since it is larger than the sum of its proper divisors (544624929).

1422974523 is an frugal number, since it uses more digits than its factorization.

1422974523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563 (or 783 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 1422974523 is about 37722.3345380426. The cubic root of 1422974523 is about 1124.7751380706.

The spelling of 1422974523 in words is "one billion, four hundred twenty-two million, nine hundred seventy-four thousand, five hundred twenty-three".