7697828 has 6 divisors (see below), whose sum is σ = 13471206. Its totient is φ = 3848912.

The previous prime is 7697819. The next prime is 7697843. The reversal of 7697828 is 8287967.

It can be written as a sum of positive squares in only one way, i.e., 6310144 + 1387684 = 2512^2 + 1178^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962225 + ... + 962232.

It is an arithmetic number, because the mean of its divisors is an integer number (2245201).

Almost surely, 2^7697828 is an apocalyptic number.

It is an amenable number.

7697828 is a deficient number, since it is larger than the sum of its proper divisors (5773378).

7697828 is a wasteful number, since it uses less digits than its factorization.

7697828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924461 (or 1924459 counting only the distinct ones).

The product of its digits is 338688, while the sum is 47.

The square root of 7697828 is about 2774.4959902656. The cubic root of 7697828 is about 197.4495133464.

The spelling of 7697828 in words is "seven million, six hundred ninety-seven thousand, eight hundred twenty-eight".