2742239286 has 20 divisors (see below), whose sum is σ = 6144647652. Its totient is φ = 914079708.

The previous prime is 2742239273. The next prime is 2742239287. The reversal of 2742239286 is 6829322472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2742239287) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8463540 + ... + 8463863.

Almost surely, 2^2742239286 is an apocalyptic number.

2742239286 is an abundant number, since it is smaller than the sum of its proper divisors (3402408366).

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

2742239286 is a wasteful number, since it uses less digits than its factorization.

2742239286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16927417 (or 16927408 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 2742239286 is about 52366.3946247973. The cubic root of 2742239286 is about 1399.7004947743.

The spelling of 2742239286 in words is "two billion, seven hundred forty-two million, two hundred thirty-nine thousand, two hundred eighty-six".