1422152212 has 48 divisors (see below), whose sum is σ = 2738292480. Its totient is φ = 642307968.

The previous prime is 1422152197. The next prime is 1422152219. The reversal of 1422152212 is 2122512241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422152219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468933 + ... + 471955.

It is an arithmetic number, because the mean of its divisors is an integer number (57047760).

Almost surely, 2^1422152212 is an apocalyptic number.

It is an amenable number.

1422152212 is a deficient number, since it is larger than the sum of its proper divisors (1316140268).

1422152212 is a wasteful number, since it uses less digits than its factorization.

1422152212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3232 (or 3230 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 1422152212 is about 37711.4334386801. The cubic root of 1422152212 is about 1124.5584339824.

Adding to 1422152212 its reverse (2122512241), we get a palindrome (3544664453).

The spelling of 1422152212 in words is "one billion, four hundred twenty-two million, one hundred fifty-two thousand, two hundred twelve".