6485430 has 64 divisors (see below), whose sum is σ = 18040320. Its totient is φ = 1461504.

The previous prime is 6485429. The next prime is 6485431. The reversal of 6485430 is 345846.

6485430 = T₁₁₉₆ + T₁₁₉₇ + ... + T₁₂₀₄.

It is an interprime number because it is at equal distance from previous prime (6485429) and next prime (6485431).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6485431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18517 + ... + 18863.

It is an arithmetic number, because the mean of its divisors is an integer number (281880).

Almost surely, 2^6485430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6485430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9020160).

6485430 is an abundant number, since it is smaller than the sum of its proper divisors (11554890).

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

6485430 is a wasteful number, since it uses less digits than its factorization.

6485430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 6485430 is about 2546.6507416605. The cubic root of 6485430 is about 186.4860107335.

The spelling of 6485430 in words is "six million, four hundred eighty-five thousand, four hundred thirty".