2039995464 has 32 divisors (see below), whose sum is σ = 5492296320. Its totient is φ = 627690816.

The previous prime is 2039995429. The next prime is 2039995469. The reversal of 2039995464 is 4645999302.

It is not an unprimeable number, because it can be changed into a prime (2039995469) by changing a digit.

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, 3268912 + ... + 3269535.

It is an arithmetic number, because the mean of its divisors is an integer number (171634260).

Almost surely, 2^2039995464 is an apocalyptic number.

2039995464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2039995464 is an abundant number, since it is smaller than the sum of its proper divisors (3452300856).

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

2039995464 is a wasteful number, since it uses less digits than its factorization.

2039995464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6538469 (or 6538465 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 51.

The square root of 2039995464 is about 45166.3089481529. The cubic root of 2039995464 is about 1268.2642010680.

The spelling of 2039995464 in words is "two billion, thirty-nine million, nine hundred ninety-five thousand, four hundred sixty-four".