6214656 has 132 divisors (see below), whose sum is σ = 20109728. Its totient is φ = 1671168.

The previous prime is 6214651. The next prime is 6214687. The reversal of 6214656 is 6564126.

6214656 is a Rhonda number in base 9.

Its product of digits (8640) is a multiple of the sum of its prime factors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6214651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 365560 + ... + 365576.

Almost surely, 2^6214656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6214656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10054864).

6214656 is an abundant number, since it is smaller than the sum of its proper divisors (13895072).

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

6214656 is a wasteful number, since it uses less digits than its factorization.

6214656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64 (or 29 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 6214656 is about 2492.9211780560. The cubic root of 6214656 is about 183.8536959243.

The spelling of 6214656 in words is "six million, two hundred fourteen thousand, six hundred fifty-six".