898547 has 4 divisors (see below), whose sum is σ = 967680. Its totient is φ = 829416.

The previous prime is 898543. The next prime is 898549. The reversal of 898547 is 745898.

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 898547 - 2² = 898543 is a prime.

It is a super-2 number, since 2×898547² = 1614773422418, which contains 22 as substring.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898543) 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, 34547 + ... + 34572.

It is an arithmetic number, because the mean of its divisors is an integer number (241920).

2⁸⁹⁸⁵⁴⁷ is an apocalyptic number.

898547 is a deficient number, since it is larger than the sum of its proper divisors (69133).

898547 is a wasteful number, since it uses less digits than its factorization.

898547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69132.

The product of its digits is 80640, while the sum is 41.

The square root of 898547 is about 947.9171904760. The cubic root of 898547 is about 96.4969528421.

The spelling of 898547 in words is "eight hundred ninety-eight thousand, five hundred forty-seven".