2152233400 has 48 divisors (see below), whose sum is σ = 5110431840. Its totient is φ = 842572800.

The previous prime is 2152233397. The next prime is 2152233431. The reversal of 2152233400 is 43322512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105081 + ... + 123880.

It is an arithmetic number, because the mean of its divisors is an integer number (106467330).

Almost surely, 2^2152233400 is an apocalyptic number.

2152233400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2152233400 is an abundant number, since it is smaller than the sum of its proper divisors (2958198440).

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

2152233400 is a wasteful number, since it uses less digits than its factorization.

2152233400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229024 (or 229015 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2152233400 is about 46392.1695978966. The cubic root of 2152233400 is about 1291.1096355462.

Adding to 2152233400 its reverse (43322512), we get a palindrome (2195555912).

The spelling of 2152233400 in words is "two billion, one hundred fifty-two million, two hundred thirty-three thousand, four hundred".