2489356784 has 40 divisors (see below), whose sum is σ = 5159544768. Its totient is φ = 1159372800.

The previous prime is 2489356783. The next prime is 2489356829. The reversal of 2489356784 is 4876539842.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2489356783) 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, 20792 + ... + 73559.

Almost surely, 2^2489356784 is an apocalyptic number.

It is an amenable number.

2489356784 is an abundant number, since it is smaller than the sum of its proper divisors (2670187984).

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

2489356784 is a wasteful number, since it uses less digits than its factorization.

2489356784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94473 (or 94467 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 56.

The square root of 2489356784 is about 49893.4543201811. The cubic root of 2489356784 is about 1355.2800597570.

The spelling of 2489356784 in words is "two billion, four hundred eighty-nine million, three hundred fifty-six thousand, seven hundred eighty-four".