6634470 has 64 divisors (see below), whose sum is σ = 16853760. Its totient is φ = 1669248.

The previous prime is 6634469. The next prime is 6634517. The reversal of 6634470 is 744366.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47661 + ... + 47799.

It is an arithmetic number, because the mean of its divisors is an integer number (263340).

Almost surely, 2^6634470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6634470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8426880).

6634470 is an abundant number, since it is smaller than the sum of its proper divisors (10219290).

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

6634470 is a wasteful number, since it uses less digits than its factorization.

6634470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 6634470 is about 2575.7464937373. The cubic root of 6634470 is about 187.9037344790.

The spelling of 6634470 in words is "six million, six hundred thirty-four thousand, four hundred seventy".