7698906 has 12 divisors (see below), whose sum is σ = 16681002. Its totient is φ = 2566296.

The previous prime is 7698893. The next prime is 7698913. The reversal of 7698906 is 6098967.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 3837681 = 1965^2 + 1959^2 .

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, 213841 + ... + 213876.

Almost surely, 2^7698906 is an apocalyptic number.

7698906 is an abundant number, since it is smaller than the sum of its proper divisors (8982096).

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

7698906 is a wasteful number, since it uses less digits than its factorization.

7698906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427725 (or 427722 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 7698906 is about 2774.6902529832. The cubic root of 7698906 is about 197.4587298267.

The spelling of 7698906 in words is "seven million, six hundred ninety-eight thousand, nine hundred six".