6214638 has 16 divisors (see below), whose sum is σ = 12465360. Its totient is φ = 2065536.

The previous prime is 6214627. The next prime is 6214651. The reversal of 6214638 is 8364126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1078 + ... + 3686.

It is an arithmetic number, because the mean of its divisors is an integer number (779085).

Almost surely, 2^6214638 is an apocalyptic number.

6214638 is an abundant number, since it is smaller than the sum of its proper divisors (6250722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6214638 is a wasteful number, since it uses less digits than its factorization.

6214638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011.

The product of its digits is 6912, while the sum is 30.

The square root of 6214638 is about 2492.9175678309. The cubic root of 6214638 is about 183.8535184208.

The spelling of 6214638 in words is "six million, two hundred fourteen thousand, six hundred thirty-eight".