1423216152 has 48 divisors (see below), whose sum is σ = 3856277880. Its totient is φ = 474192000.

The previous prime is 1423216139. The next prime is 1423216153. The reversal of 1423216152 is 2516123241.

1423216152 is a `hidden beast` number, since 1 + 4 + 23 + 21 + 615 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423216153) 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 11 ways as a sum of consecutive naturals, for example, 317527 + ... + 321977.

Almost surely, 2^1423216152 is an apocalyptic number.

1423216152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1423216152 is an abundant number, since it is smaller than the sum of its proper divisors (2433061728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423216152 is a wasteful number, since it uses less digits than its factorization.

1423216152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8904 (or 8897 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1423216152 is about 37725.5371333531. The cubic root of 1423216152 is about 1124.8387988285.

Adding to 1423216152 its reverse (2516123241), we get a palindrome (3939339393).

The spelling of 1423216152 in words is "one billion, four hundred twenty-three million, two hundred sixteen thousand, one hundred fifty-two".