6442350 has 48 divisors (see below), whose sum is σ = 16539120. Its totient is φ = 1657600.

The previous prime is 6442343. The next prime is 6442351. The reversal of 6442350 is 532446.

It is a d-powerful number, because it can be written as 6 + 4⁹ + 4¹¹ + 2¹⁵ + 3 + 5⁹ + 0 .

It is a self number, because there is not a number n which added to its sum of digits gives 6442350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6442351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3610 + ... + 5090.

It is an arithmetic number, because the mean of its divisors is an integer number (344565).

Almost surely, 2^6442350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6442350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8269560).

6442350 is an abundant number, since it is smaller than the sum of its proper divisors (10096770).

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

6442350 is a wasteful number, since it uses less digits than its factorization.

6442350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525 (or 1520 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 6442350 is about 2538.1784807220. The cubic root of 6442350 is about 186.0721768675.

Adding to 6442350 its reverse (532446), we get a palindrome (6974796).

The spelling of 6442350 in words is "six million, four hundred forty-two thousand, three hundred fifty".