6449330 has 8 divisors (see below), whose sum is σ = 11608812. Its totient is φ = 2579728.

The previous prime is 6449329. The next prime is 6449351. The reversal of 6449330 is 339446.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6446521 + 2809 = 2539^2 + 53^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×6449330⁴ (a number of 28 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6449293 and 6449302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322457 + ... + 322476.

Almost surely, 2^6449330 is an apocalyptic number.

6449330 is a deficient number, since it is larger than the sum of its proper divisors (5159482).

6449330 is a wasteful number, since it uses less digits than its factorization.

6449330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644940.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 6449330 is about 2539.5531102932. The cubic root of 6449330 is about 186.1393529248.

It can be divided in two parts, 64 and 49330, that added together give a palindrome (49394).

The spelling of 6449330 in words is "six million, four hundred forty-nine thousand, three hundred thirty".