3958671478 has 8 divisors (see below), whose sum is σ = 5938441920. Its totient is φ = 1979190840.

The previous prime is 3958671469. The next prime is 3958671499. The reversal of 3958671478 is 8741768593.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34278 + ... + 95353.

It is an arithmetic number, because the mean of its divisors is an integer number (742305240).

Almost surely, 2^3958671478 is an apocalyptic number.

3958671478 is a deficient number, since it is larger than the sum of its proper divisors (1979770442).

3958671478 is a wasteful number, since it uses less digits than its factorization.

3958671478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144902.

The product of its digits is 10160640, while the sum is 58.

The square root of 3958671478 is about 62917.9742045149. The cubic root of 3958671478 is about 1581.9150360087.

The spelling of 3958671478 in words is "three billion, nine hundred fifty-eight million, six hundred seventy-one thousand, four hundred seventy-eight".