1623132852 has 24 divisors (see below), whose sum is σ = 4131611232. Its totient is φ = 491858400.

The previous prime is 1623132803. The next prime is 1623132853. The reversal of 1623132852 is 2582313261.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1623132853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6148099 + ... + 6148362.

It is an arithmetic number, because the mean of its divisors is an integer number (172150468).

Almost surely, 2^1623132852 is an apocalyptic number.

1623132852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1623132852 is an abundant number, since it is smaller than the sum of its proper divisors (2508478380).

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

1623132852 is a wasteful number, since it uses less digits than its factorization.

1623132852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12296479 (or 12296477 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 1623132852 is about 40288.1229644668. The cubic root of 1623132852 is about 1175.2168851491.

The spelling of 1623132852 in words is "one billion, six hundred twenty-three million, one hundred thirty-two thousand, eight hundred fifty-two".