2547670782 has 8 divisors (see below), whose sum is σ = 5095341576. Its totient is φ = 849223592.

The previous prime is 2547670781. The next prime is 2547670787. The reversal of 2547670782 is 2870767452.

It is a sphenic number, since it is the product of 3 distinct primes.

2547670782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2547670781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212305893 + ... + 212305904.

It is an arithmetic number, because the mean of its divisors is an integer number (636917697).

Almost surely, 2^2547670782 is an apocalyptic number.

2547670782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2547670782 is a wasteful number, since it uses less digits than its factorization.

2547670782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424611802.

The product of its (nonzero) digits is 1317120, while the sum is 48.

The square root of 2547670782 is about 50474.4567281313. The cubic root of 2547670782 is about 1365.7811112491.

It can be divided in two parts, 2547670 and 782, that added together give a palindrome (2548452).

The spelling of 2547670782 in words is "two billion, five hundred forty-seven million, six hundred seventy thousand, seven hundred eighty-two".