6460736 has 42 divisors (see below), whose sum is σ = 13491210. Its totient is φ = 3066112.

The previous prime is 6460721. The next prime is 6460747. The reversal of 6460736 is 6370646.

It can be written as a sum of positive squares in only one way, i.e., 5569600 + 891136 = 2360^2 + 944^2 .

It is a super-2 number, since 2×6460736² = 83482219323392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109475 + ... + 109533.

Almost surely, 2^6460736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6460736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6745605).

6460736 is an abundant number, since it is smaller than the sum of its proper divisors (7030474).

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

6460736 is an equidigital number, since it uses as much as digits as its factorization.

6460736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 6460736 is about 2541.7977889675. The cubic root of 6460736 is about 186.2490209098.

The spelling of 6460736 in words is "six million, four hundred sixty thousand, seven hundred thirty-six".