3867494 has 4 divisors (see below), whose sum is σ = 5801244. Its totient is φ = 1933746.

The previous prime is 3867491. The next prime is 3867503. The reversal of 3867494 is 4947683.

3867494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4947683 = 13 ⋅380591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3867491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 966872 + ... + 966875.

It is an arithmetic number, because the mean of its divisors is an integer number (1450311).

Almost surely, 2^3867494 is an apocalyptic number.

3867494 is a deficient number, since it is larger than the sum of its proper divisors (1933750).

3867494 is a wasteful number, since it uses less digits than its factorization.

3867494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933749.

The product of its digits is 145152, while the sum is 41.

The square root of 3867494 is about 1966.5945184506. The cubic root of 3867494 is about 156.9675511394.

The spelling of 3867494 in words is "three million, eight hundred sixty-seven thousand, four hundred ninety-four".