2152338782 has 8 divisors (see below), whose sum is σ = 3522008952. Its totient is φ = 978335800.

The previous prime is 2152338767. The next prime is 2152338787. The reversal of 2152338782 is 2878332512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152338787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48916769 + ... + 48916812.

It is an arithmetic number, because the mean of its divisors is an integer number (440251119).

Almost surely, 2^2152338782 is an apocalyptic number.

2152338782 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2152338782 is a deficient number, since it is larger than the sum of its proper divisors (1369670170).

2152338782 is a wasteful number, since it uses less digits than its factorization.

2152338782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97833594.

The product of its digits is 161280, while the sum is 41.

The square root of 2152338782 is about 46393.3053575621. The cubic root of 2152338782 is about 1291.1307078418.

The spelling of 2152338782 in words is "two billion, one hundred fifty-two million, three hundred thirty-eight thousand, seven hundred eighty-two".