7098563 has 4 divisors (see below), whose sum is σ = 7117968. Its totient is φ = 7079160.

The previous prime is 7098541. The next prime is 7098577. The reversal of 7098563 is 3658907.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7098563 - 2⁶ = 7098499 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7098263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9143 + ... + 9888.

It is an arithmetic number, because the mean of its divisors is an integer number (1779492).

Almost surely, 2^7098563 is an apocalyptic number.

7098563 is a deficient number, since it is larger than the sum of its proper divisors (19405).

7098563 is a wasteful number, since it uses less digits than its factorization.

7098563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19404.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 7098563 is about 2664.3128570046. The cubic root of 7098563 is about 192.1867666881.

The spelling of 7098563 in words is "seven million, ninety-eight thousand, five hundred sixty-three".