6989522 has 16 divisors (see below), whose sum is σ = 11142360. Its totient is φ = 3282048.

The previous prime is 6989519. The next prime is 6989537. The reversal of 6989522 is 2259896.

It can be written as a sum of positive squares in 4 ways, for example, as 6974881 + 14641 = 2641^2 + 121^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6989522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518 + ... + 3774.

Almost surely, 2^6989522 is an apocalyptic number.

6989522 is a deficient number, since it is larger than the sum of its proper divisors (4152838).

6989522 is a wasteful number, since it uses less digits than its factorization.

6989522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325.

The product of its digits is 77760, while the sum is 41.

The square root of 6989522 is about 2643.7704136328. The cubic root of 6989522 is about 191.1976244577.

The spelling of 6989522 in words is "six million, nine hundred eighty-nine thousand, five hundred twenty-two".