6535380 has 24 divisors (see below), whose sum is σ = 18299232. Its totient is φ = 1742752.

The previous prime is 6535369. The next prime is 6535387. The reversal of 6535380 is 835356.

6535380 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×6535380² = 85422383488800, which contains 22 as substring.

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 (6535387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54402 + ... + 54521.

It is an arithmetic number, because the mean of its divisors is an integer number (762468).

Almost surely, 2^6535380 is an apocalyptic number.

6535380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6535380 is an abundant number, since it is smaller than the sum of its proper divisors (11763852).

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

6535380 is a wasteful number, since it uses less digits than its factorization.

6535380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108935 (or 108933 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 6535380 is about 2556.4389294485. The cubic root of 6535380 is about 186.9635510952.

The spelling of 6535380 in words is "six million, five hundred thirty-five thousand, three hundred eighty".