3973406463 has 24 divisors (see below), whose sum is σ = 6183345168. Its totient is φ = 2444188032.

The previous prime is 3973406453. The next prime is 3973406467. The reversal of 3973406463 is 3646043793.

It is not a de Polignac number, because 3973406463 - 2⁶ = 3973406399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3973406467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 375856 + ... + 386282.

It is an arithmetic number, because the mean of its divisors is an integer number (257639382).

Almost surely, 2^3973406463 is an apocalyptic number.

3973406463 is a deficient number, since it is larger than the sum of its proper divisors (2209938705).

3973406463 is a wasteful number, since it uses less digits than its factorization.

3973406463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13703 (or 13700 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 45.

The square root of 3973406463 is about 63034.9622273227. The cubic root of 3973406463 is about 1583.8753429123.

The spelling of 3973406463 in words is "three billion, nine hundred seventy-three million, four hundred six thousand, four hundred sixty-three".