2087764392 has 32 divisors (see below), whose sum is σ = 5965041600. Its totient is φ = 596504064.

The previous prime is 2087764387. The next prime is 2087764397. The reversal of 2087764392 is 2934677802.

It is an interprime number because it is at equal distance from previous prime (2087764387) and next prime (2087764397).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2087764397) 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, 6213417 + ... + 6213752.

It is an arithmetic number, because the mean of its divisors is an integer number (186407550).

Almost surely, 2^2087764392 is an apocalyptic number.

It is an amenable number.

2087764392 is an abundant number, since it is smaller than the sum of its proper divisors (3877277208).

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

2087764392 is a wasteful number, since it uses less digits than its factorization.

2087764392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12427185 (or 12427181 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 2087764392 is about 45692.0604919498. The cubic root of 2087764392 is about 1278.0872293340.

The spelling of 2087764392 in words is "two billion, eighty-seven million, seven hundred sixty-four thousand, three hundred ninety-two".