6780525 has 12 divisors (see below), whose sum is σ = 11210592. Its totient is φ = 3616240.

The previous prime is 6780517. The next prime is 6780551. The reversal of 6780525 is 5250876.

It is a happy number.

It is not a de Polignac number, because 6780525 - 2³ = 6780517 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

6780525 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45129 + ... + 45278.

It is an arithmetic number, because the mean of its divisors is an integer number (934216).

Almost surely, 2^6780525 is an apocalyptic number.

It is an amenable number.

6780525 is a deficient number, since it is larger than the sum of its proper divisors (4430067).

6780525 is a wasteful number, since it uses less digits than its factorization.

6780525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90420 (or 90415 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 6780525 is about 2603.9441238245. The cubic root of 6780525 is about 189.2726112749.

The spelling of 6780525 in words is "six million, seven hundred eighty thousand, five hundred twenty-five".