3634868 has 12 divisors (see below), whose sum is σ = 6465732. Its totient is φ = 1787520.

The previous prime is 3634861. The next prime is 3634877. The reversal of 3634868 is 8684363.

It can be written as a sum of positive squares in 2 ways, for example, as 1669264 + 1965604 = 1292^2 + 1402^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3634861) 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, 7205 + ... + 7692.

It is an arithmetic number, because the mean of its divisors is an integer number (538811).

Almost surely, 2^3634868 is an apocalyptic number.

It is an amenable number.

3634868 is a deficient number, since it is larger than the sum of its proper divisors (2830864).

3634868 is a wasteful number, since it uses less digits than its factorization.

3634868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14962 (or 14960 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 3634868 is about 1906.5329789962. The cubic root of 3634868 is about 153.7551063587.

The spelling of 3634868 in words is "three million, six hundred thirty-four thousand, eight hundred sixty-eight".