3865277494 has 16 divisors (see below), whose sum is σ = 6259977360. Its totient is φ = 1779383520.

The previous prime is 3865277473. The next prime is 3865277497. The reversal of 3865277494 is 4947725683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3865277497) 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 in 7 ways as a sum of consecutive naturals, for example, 180972 + ... + 201199.

It is an arithmetic number, because the mean of its divisors is an integer number (391248585).

Almost surely, 2^3865277494 is an apocalyptic number.

3865277494 is a deficient number, since it is larger than the sum of its proper divisors (2394699866).

3865277494 is a wasteful number, since it uses less digits than its factorization.

3865277494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382575.

The product of its digits is 10160640, while the sum is 55.

The square root of 3865277494 is about 62171.3558964255. The cubic root of 3865277494 is about 1569.3755876314.

The spelling of 3865277494 in words is "three billion, eight hundred sixty-five million, two hundred seventy-seven thousand, four hundred ninety-four".