7099018 has 4 divisors (see below), whose sum is σ = 10648530. Its totient is φ = 3549508.

The previous prime is 7099007. The next prime is 7099039. The reversal of 7099018 is 8109907.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8109907 = 13 ⋅623839.

It can be written as a sum of positive squares in only one way, i.e., 6985449 + 113569 = 2643^2 + 337^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1774753 + ... + 1774756.

Almost surely, 2^7099018 is an apocalyptic number.

7099018 is a deficient number, since it is larger than the sum of its proper divisors (3549512).

7099018 is a wasteful number, since it uses less digits than its factorization.

7099018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549511.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 7099018 is about 2664.3982435064. The cubic root of 7099018 is about 192.1908728295.

The spelling of 7099018 in words is "seven million, ninety-nine thousand, eighteen".