7959618 has 12 divisors (see below), whose sum is σ = 17245878. Its totient is φ = 2653200.

The previous prime is 7959599. The next prime is 7959649. The reversal of 7959618 is 8169597.

It can be written as a sum of positive squares in only one way, i.e., 6985449 + 974169 = 2643^2 + 987^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 221083 + ... + 221118.

Almost surely, 2^7959618 is an apocalyptic number.

7959618 is an abundant number, since it is smaller than the sum of its proper divisors (9286260).

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

7959618 is a wasteful number, since it uses less digits than its factorization.

7959618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442209 (or 442206 counting only the distinct ones).

The product of its digits is 136080, while the sum is 45.

The square root of 7959618 is about 2821.2794969659. The cubic root of 7959618 is about 199.6629155228.

The spelling of 7959618 in words is "seven million, nine hundred fifty-nine thousand, six hundred eighteen".