3865705734 has 16 divisors (see below), whose sum is σ = 8434267200. Its totient is φ = 1171425960.

The previous prime is 3865705733. The next prime is 3865705747. The reversal of 3865705734 is 4375075683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3865705733) 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, 29285584 + ... + 29285715.

It is an arithmetic number, because the mean of its divisors is an integer number (527141700).

Almost surely, 2^3865705734 is an apocalyptic number.

3865705734 is an abundant number, since it is smaller than the sum of its proper divisors (4568561466).

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

3865705734 is a wasteful number, since it uses less digits than its factorization.

3865705734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58571315.

The product of its (nonzero) digits is 2116800, while the sum is 48.

The square root of 3865705734 is about 62174.7998307996. The cubic root of 3865705734 is about 1569.4335433309.

The spelling of 3865705734 in words is "three billion, eight hundred sixty-five million, seven hundred five thousand, seven hundred thirty-four".