6456450 has 192 divisors, whose sum is σ = 21998592. Its totient is φ = 1209600.

The previous prime is 6456449. The next prime is 6456467. The reversal of 6456450 is 546546.

It is a super-3 number, since 3×6456450³ (a number of 21 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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

It is a d-powerful number, because it can be written as 6³ + 4⁹ + 5 + 6⁶ + 4¹¹ + 5⁹ + 0 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 150129 + ... + 150171.

It is an arithmetic number, because the mean of its divisors is an integer number (114576).

Almost surely, 2^6456450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6456450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10999296).

6456450 is an abundant number, since it is smaller than the sum of its proper divisors (15542142).

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

6456450 is a wasteful number, since it uses less digits than its factorization.

6456450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 6456450 is about 2540.9545450480. The cubic root of 6456450 is about 186.2078264345.

The spelling of 6456450 in words is "six million, four hundred fifty-six thousand, four hundred fifty".