2547340234 has 4 divisors (see below), whose sum is σ = 3821010354. Its totient is φ = 1273670116.

The previous prime is 2547340141. The next prime is 2547340319. The reversal of 2547340234 is 4320437452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1730809609 + 816530625 = 41603^2 + 28575^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2547340234.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636835057 + ... + 636835060.

Almost surely, 2^2547340234 is an apocalyptic number.

2547340234 is a deficient number, since it is larger than the sum of its proper divisors (1273670120).

2547340234 is a wasteful number, since it uses less digits than its factorization.

2547340234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273670119.

The product of its (nonzero) digits is 80640, while the sum is 34.

The square root of 2547340234 is about 50471.1822132195. The cubic root of 2547340234 is about 1365.7220408564.

Adding to 2547340234 its reverse (4320437452), we get a palindrome (6867777686).

The spelling of 2547340234 in words is "two billion, five hundred forty-seven million, three hundred forty thousand, two hundred thirty-four".