3894634 has 8 divisors (see below), whose sum is σ = 5924448. Its totient is φ = 1919820.

The previous prime is 3894619. The next prime is 3894637. The reversal of 3894634 is 4364983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3894593 and 3894602.

It is not an unprimeable number, because it can be changed into a prime (3894637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13572 + ... + 13855.

It is an arithmetic number, because the mean of its divisors is an integer number (740556).

Almost surely, 2^3894634 is an apocalyptic number.

3894634 is a deficient number, since it is larger than the sum of its proper divisors (2029814).

3894634 is a wasteful number, since it uses less digits than its factorization.

3894634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27500.

The product of its digits is 62208, while the sum is 37.

The square root of 3894634 is about 1973.4827083104. The cubic root of 3894634 is about 157.3338669825. Note that the first 3 decimals are identical.

The spelling of 3894634 in words is "three million, eight hundred ninety-four thousand, six hundred thirty-four".