3973847775 has 24 divisors (see below), whose sum is σ = 6643927440. Its totient is φ = 2095568640.

The previous prime is 3973847737. The next prime is 3973847819. The reversal of 3973847775 is 5777483793.

It is not a de Polignac number, because 3973847775 - 2⁶ = 3973847711 is a prime.

It is a super-2 number, since 2×3973847775² = 31582932277744901250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290992 + ... + 304341.

It is an arithmetic number, because the mean of its divisors is an integer number (276830310).

Almost surely, 2^3973847775 is an apocalyptic number.

3973847775 is a deficient number, since it is larger than the sum of its proper divisors (2670079665).

3973847775 is a wasteful number, since it uses less digits than its factorization.

3973847775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595435 (or 595430 counting only the distinct ones).

The product of its digits is 31116960, while the sum is 60.

The square root of 3973847775 is about 63038.4626636786. The cubic root of 3973847775 is about 1583.9339791921.

The spelling of 3973847775 in words is "three billion, nine hundred seventy-three million, eight hundred forty-seven thousand, seven hundred seventy-five".