3860008405 has 16 divisors (see below), whose sum is σ = 5103139968. Its totient is φ = 2779480000.

The previous prime is 3860008393. The next prime is 3860008421. The reversal of 3860008405 is 5048000683.

3860008405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3860008405 - 2²⁵ = 3826453973 is a prime.

It is a Duffinian number.

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, 341881 + ... + 352990.

It is an arithmetic number, because the mean of its divisors is an integer number (318946248).

Almost surely, 2^3860008405 is an apocalyptic number.

It is an amenable number.

3860008405 is a deficient number, since it is larger than the sum of its proper divisors (1243131563).

3860008405 is a wasteful number, since it uses less digits than its factorization.

3860008405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694988.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 3860008405 is about 62128.9659096303. The cubic root of 3860008405 is about 1568.6621468343.

The spelling of 3860008405 in words is "three billion, eight hundred sixty million, eight thousand, four hundred five".