3865516934 has 4 divisors (see below), whose sum is σ = 5798275404. Its totient is φ = 1932758466.

The previous prime is 3865516931. The next prime is 3865516937. The reversal of 3865516934 is 4396155683.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4396155683 = 317 ⋅13867999.

It is an interprime number because it is at equal distance from previous prime (3865516931) and next prime (3865516937).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3865516931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 966379232 + ... + 966379235.

It is an arithmetic number, because the mean of its divisors is an integer number (1449568851).

Almost surely, 2^3865516934 is an apocalyptic number.

3865516934 is a deficient number, since it is larger than the sum of its proper divisors (1932758470).

3865516934 is a wasteful number, since it uses less digits than its factorization.

3865516934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932758469.

The product of its digits is 2332800, while the sum is 50.

The square root of 3865516934 is about 62173.2815122380. The cubic root of 3865516934 is about 1569.4079926814.

The spelling of 3865516934 in words is "three billion, eight hundred sixty-five million, five hundred sixteen thousand, nine hundred thirty-four".