2086464590 has 24 divisors (see below), whose sum is σ = 4368802392. Its totient is φ = 715359120.

The previous prime is 2086464577. The next prime is 2086464607. The reversal of 2086464590 is 954646802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2128556 + ... + 2129535.

It is an arithmetic number, because the mean of its divisors is an integer number (182033433).

Almost surely, 2^2086464590 is an apocalyptic number.

2086464590 is an abundant number, since it is smaller than the sum of its proper divisors (2282337802).

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

2086464590 is a wasteful number, since it uses less digits than its factorization.

2086464590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4258112 (or 4258105 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 2086464590 is about 45677.8347779314. The cubic root of 2086464590 is about 1277.8219367530.

The spelling of 2086464590 in words is "two billion, eighty-six million, four hundred sixty-four thousand, five hundred ninety".