1623206112 has 96 divisors (see below), whose sum is σ = 4727237760. Its totient is φ = 483525120.

The previous prime is 1623206069. The next prime is 1623206129. The reversal of 1623206112 is 2116023261.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49278 + ... + 75330.

It is an arithmetic number, because the mean of its divisors is an integer number (49242060).

Almost surely, 2^1623206112 is an apocalyptic number.

1623206112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1623206112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2363618880).

1623206112 is an abundant number, since it is smaller than the sum of its proper divisors (3104031648).

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

1623206112 is a wasteful number, since it uses less digits than its factorization.

1623206112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26136 (or 26128 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1623206112 is about 40289.0321551660. The cubic root of 1623206112 is about 1175.2345659966.

Adding to 1623206112 its reverse (2116023261), we get a palindrome (3739229373).

The spelling of 1623206112 in words is "one billion, six hundred twenty-three million, two hundred six thousand, one hundred twelve".