3994167854 has 16 divisors (see below), whose sum is σ = 6207282720. Its totient is φ = 1925283360.

The previous prime is 3994167851. The next prime is 3994167911. The reversal of 3994167854 is 4587614993.

It is a self number, because there is not a number n which added to its sum of digits gives 3994167854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3994167851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13754 + ... + 90429.

It is an arithmetic number, because the mean of its divisors is an integer number (387955170).

Almost surely, 2^3994167854 is an apocalyptic number.

3994167854 is a deficient number, since it is larger than the sum of its proper divisors (2213114866).

3994167854 is a wasteful number, since it uses less digits than its factorization.

3994167854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104875.

The product of its digits is 6531840, while the sum is 56.

The square root of 3994167854 is about 63199.4292221061. The cubic root of 3994167854 is about 1586.6291804830.

The spelling of 3994167854 in words is "three billion, nine hundred ninety-four million, one hundred sixty-seven thousand, eight hundred fifty-four".