3711221870 has 16 divisors (see below), whose sum is σ = 6684385248. Its totient is φ = 1483558560.

The previous prime is 3711221869. The next prime is 3711221893. The reversal of 3711221870 is 781221173.

3711221870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99401 + ... + 131540.

It is an arithmetic number, because the mean of its divisors is an integer number (417774078).

Almost surely, 2^3711221870 is an apocalyptic number.

3711221870 is a deficient number, since it is larger than the sum of its proper divisors (2973163378).

3711221870 is a wasteful number, since it uses less digits than its factorization.

3711221870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232555.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 3711221870 is about 60919.7986700547. The cubic root of 3711221870 is about 1548.2424574102.

The spelling of 3711221870 in words is "three billion, seven hundred eleven million, two hundred twenty-one thousand, eight hundred seventy".