1422315531 has 40 divisors (see below), whose sum is σ = 2615021024. Its totient is φ = 750228480.

The previous prime is 1422315491. The next prime is 1422315533. The reversal of 1422315531 is 1355132241.

It is not a de Polignac number, because 1422315531 - 2¹⁰ = 1422314507 is a prime.

It is a super-2 number, since 2×1422315531² = 4045962939447623922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1422315495 and 1422315504.

It is not an unprimeable number, because it can be changed into a prime (1422315533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 89110 + ... + 103851.

Almost surely, 2^1422315531 is an apocalyptic number.

1422315531 is a deficient number, since it is larger than the sum of its proper divisors (1192705493).

1422315531 is a wasteful number, since it uses less digits than its factorization.

1422315531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192993 (or 192984 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1422315531 is about 37713.5987542955. The cubic root of 1422315531 is about 1124.6014801784.

Adding to 1422315531 its reverse (1355132241), we get a palindrome (2777447772).

The spelling of 1422315531 in words is "one billion, four hundred twenty-two million, three hundred fifteen thousand, five hundred thirty-one".