2938543775 has 12 divisors (see below), whose sum is σ = 3647592432. Its totient is φ = 2348384640.

The previous prime is 2938543771. The next prime is 2938543799. The reversal of 2938543775 is 5773458392.

It is a happy number.

It is not a de Polignac number, because 2938543775 - 2² = 2938543771 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 (2938543771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36602 + ... + 84951.

It is an arithmetic number, because the mean of its divisors is an integer number (303966036).

Almost surely, 2^2938543775 is an apocalyptic number.

2938543775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2938543775 is a deficient number, since it is larger than the sum of its proper divisors (709048657).

2938543775 is a wasteful number, since it uses less digits than its factorization.

2938543775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122530 (or 122525 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 53.

The square root of 2938543775 is about 54208.3367665897. The cubic root of 2938543775 is about 1432.3331880192. Note that the first 3 decimals are identical.

The spelling of 2938543775 in words is "two billion, nine hundred thirty-eight million, five hundred forty-three thousand, seven hundred seventy-five".