2087951796 has 48 divisors (see below), whose sum is σ = 6186526080. Its totient is φ = 596557440.

The previous prime is 2087951791. The next prime is 2087951807. The reversal of 2087951796 is 6971597802.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2087951791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1380165 + ... + 1381676.

It is an arithmetic number, because the mean of its divisors is an integer number (128885960).

Almost surely, 2^2087951796 is an apocalyptic number.

It is an amenable number.

2087951796 is an abundant number, since it is smaller than the sum of its proper divisors (4098574284).

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

2087951796 is a wasteful number, since it uses less digits than its factorization.

2087951796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761861 (or 2761853 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The square root of 2087951796 is about 45694.1111741984. Note that the first 4 decimals coincide. The cubic root of 2087951796 is about 1278.1254698388.

The spelling of 2087951796 in words is "two billion, eighty-seven million, nine hundred fifty-one thousand, seven hundred ninety-six".