4006105312 has 48 divisors (see below), whose sum is σ = 9056880000. Its totient is φ = 1725114240.

The previous prime is 4006105303. The next prime is 4006105351. The reversal of 4006105312 is 2135016004.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 292812 + ... + 306187.

It is an arithmetic number, because the mean of its divisors is an integer number (188685000).

Almost surely, 2^4006105312 is an apocalyptic number.

It is an amenable number.

4006105312 is an abundant number, since it is smaller than the sum of its proper divisors (5050774688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4006105312 is a wasteful number, since it uses less digits than its factorization.

4006105312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599039 (or 599031 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 4006105312 is about 63293.8015290597. The cubic root of 4006105312 is about 1588.2082729703.

The spelling of 4006105312 in words is "four billion, six million, one hundred five thousand, three hundred twelve".