2742359517 has 16 divisors (see below), whose sum is σ = 4063713280. Its totient is φ = 1827808416.

The previous prime is 2742359507. The next prime is 2742359527. The reversal of 2742359517 is 7159532472.

It is a happy number.

2742359517 is a `hidden beast` number, since 2 + 7 + 42 + 3 + 595 + 17 = 666.

It is an interprime number because it is at equal distance from previous prime (2742359507) and next prime (2742359527).

It is not a de Polignac number, because 2742359517 - 2⁸ = 2742359261 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 (2742359507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139353 + ... + 157809.

It is an arithmetic number, because the mean of its divisors is an integer number (253982080).

Almost surely, 2^2742359517 is an apocalyptic number.

2742359517 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2742359517 is a deficient number, since it is larger than the sum of its proper divisors (1321353763).

2742359517 is a wasteful number, since it uses less digits than its factorization.

2742359517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23969 (or 23963 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 2742359517 is about 52367.5425908071. The cubic root of 2742359517 is about 1399.7209506758.

The spelling of 2742359517 in words is "two billion, seven hundred forty-two million, three hundred fifty-nine thousand, five hundred seventeen".