3973806258 has 32 divisors (see below), whose sum is σ = 8225236800. Its totient is φ = 1278371136.

The previous prime is 3973806241. The next prime is 3973806259. The reversal of 3973806258 is 8526083793.

It is a super-2 number, since 2×3973806258² = 31582272352239925128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3973806258.

It is not an unprimeable number, because it can be changed into a prime (3973806259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630748 + ... + 637016.

It is an arithmetic number, because the mean of its divisors is an integer number (257038650).

Almost surely, 2^3973806258 is an apocalyptic number.

3973806258 is an abundant number, since it is smaller than the sum of its proper divisors (4251430542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3973806258 is a wasteful number, since it uses less digits than its factorization.

3973806258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9946.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The square root of 3973806258 is about 63038.1333638616. The cubic root of 3973806258 is about 1583.9284630929.

The spelling of 3973806258 in words is "three billion, nine hundred seventy-three million, eight hundred six thousand, two hundred fifty-eight".