2740537247 has 8 divisors (see below), whose sum is σ = 3178790016. Its totient is φ = 2313971352.

The previous prime is 2740537231. The next prime is 2740537271. The reversal of 2740537247 is 7427350472.

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

It is not a de Polignac number, because 2740537247 - 2⁴ = 2740537231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2740533247) 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, 2921213 + ... + 2922150.

It is an arithmetic number, because the mean of its divisors is an integer number (397348752).

Almost surely, 2^2740537247 is an apocalyptic number.

2740537247 is a deficient number, since it is larger than the sum of its proper divisors (438252769).

2740537247 is an equidigital number, since it uses as much as digits as its factorization.

2740537247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5843437.

The product of its (nonzero) digits is 329280, while the sum is 41.

The square root of 2740537247 is about 52350.1408498583. The cubic root of 2740537247 is about 1399.4108485352.

The spelling of 2740537247 in words is "two billion, seven hundred forty million, five hundred thirty-seven thousand, two hundred forty-seven".