6350040 has 96 divisors (see below), whose sum is σ = 21340800. Its totient is φ = 1635840.

The previous prime is 6350021. The next prime is 6350041. The reversal of 6350040 is 400536.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 6349995 and 6350022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6350041) 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, 10876 + ... + 11444.

It is an arithmetic number, because the mean of its divisors is an integer number (222300).

Almost surely, 2^6350040 is an apocalyptic number.

6350040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6350040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10670400).

6350040 is an abundant number, since it is smaller than the sum of its proper divisors (14990760).

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

6350040 is a wasteful number, since it uses less digits than its factorization.

6350040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 6350040 is about 2519.9285704162. The cubic root of 6350040 is about 185.1791787286.

Adding to 6350040 its product of nonzero digits (360), we get a square (6350400 = 2520²).

Adding to 6350040 its reverse (400536), we get a palindrome (6750576).

The spelling of 6350040 in words is "six million, three hundred fifty thousand, forty".