2738240515 has 8 divisors (see below), whose sum is σ = 3286372320. Its totient is φ = 2190269952.

The previous prime is 2738240513. The next prime is 2738240569. The reversal of 2738240515 is 5150428372.

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

It is a cyclic number.

It is not a de Polignac number, because 2738240515 - 2¹ = 2738240513 is a prime.

It is a super-2 number, since 2×2738240515² = 14995922235974930450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2738240513) 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, 882 + ... + 74008.

It is an arithmetic number, because the mean of its divisors is an integer number (410796540).

Almost surely, 2^2738240515 is an apocalyptic number.

2738240515 is a deficient number, since it is larger than the sum of its proper divisors (548131805).

2738240515 is an equidigital number, since it uses as much as digits as its factorization.

2738240515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80621.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 2738240515 is about 52328.1999977068. The cubic root of 2738240515 is about 1399.0198096419.

Adding to 2738240515 its reverse (5150428372), we get a palindrome (7888668887).

It can be divided in two parts, 2738 and 240515, that added together give a triangular number (243253 = T₆₉₇).

The spelling of 2738240515 in words is "two billion, seven hundred thirty-eight million, two hundred forty thousand, five hundred fifteen".