3871764406 has 32 divisors (see below), whose sum is σ = 6348625920. Its totient is φ = 1764115200.

The previous prime is 3871764383. The next prime is 3871764431. The reversal of 3871764406 is 6044671783.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186886 + ... + 206566.

It is an arithmetic number, because the mean of its divisors is an integer number (198394560).

Almost surely, 2^3871764406 is an apocalyptic number.

3871764406 is a deficient number, since it is larger than the sum of its proper divisors (2476861514).

3871764406 is a wasteful number, since it uses less digits than its factorization.

3871764406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19900.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 3871764406 is about 62223.5036461304. The cubic root of 3871764406 is about 1570.2530331754.

The spelling of 3871764406 in words is "three billion, eight hundred seventy-one million, seven hundred sixty-four thousand, four hundred six".