6985522 has 12 divisors (see below), whose sum is σ = 10733310. Its totient is φ = 3409728.

The previous prime is 6985519. The next prime is 6985523. The reversal of 6985522 is 2255896.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6007401 + 978121 = 2451^2 + 989^2 .

It is a super-2 number, since 2×6985522² = 97595035224968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6985523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2754 + ... + 4642.

Almost surely, 2^6985522 is an apocalyptic number.

6985522 is a deficient number, since it is larger than the sum of its proper divisors (3747788).

6985522 is a wasteful number, since it uses less digits than its factorization.

6985522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977 (or 1934 counting only the distinct ones).

The product of its digits is 43200, while the sum is 37.

The square root of 6985522 is about 2643.0138100282. The cubic root of 6985522 is about 191.1611443075.

The spelling of 6985522 in words is "six million, nine hundred eighty-five thousand, five hundred twenty-two".