2120547376 has 40 divisors (see below), whose sum is σ = 4318589664. Its totient is φ = 1006748160.

The previous prime is 2120547323. The next prime is 2120547409. The reversal of 2120547376 is 6737450212.

It is a happy number.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29386 + ... + 71446.

Almost surely, 2^2120547376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2120547376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2159294832).

2120547376 is an abundant number, since it is smaller than the sum of its proper divisors (2198042288).

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

2120547376 is a wasteful number, since it uses less digits than its factorization.

2120547376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42229 (or 42223 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 2120547376 is about 46049.4014727662. The cubic root of 2120547376 is about 1284.7422105470.

Adding to 2120547376 its reverse (6737450212), we get a palindrome (8857997588).

The spelling of 2120547376 in words is "two billion, one hundred twenty million, five hundred forty-seven thousand, three hundred seventy-six".