2084686497 has 16 divisors (see below), whose sum is σ = 3095992000. Its totient is φ = 1386385632.

The previous prime is 2084686493. The next prime is 2084686511. The reversal of 2084686497 is 7946864802.

It is not a de Polignac number, because 2084686497 - 2² = 2084686493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2084686493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83347 + ... + 105432.

It is an arithmetic number, because the mean of its divisors is an integer number (193499500).

Almost surely, 2^2084686497 is an apocalyptic number.

2084686497 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2084686497 is a deficient number, since it is larger than the sum of its proper divisors (1011305503).

2084686497 is a wasteful number, since it uses less digits than its factorization.

2084686497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189197 (or 189191 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 2084686497 is about 45658.3672178496. The cubic root of 2084686497 is about 1277.4588453647.

The spelling of 2084686497 in words is "two billion, eighty-four million, six hundred eighty-six thousand, four hundred ninety-seven".