898537 has 4 divisors (see below), whose sum is σ = 912016. Its totient is φ = 885060.

The previous prime is 898523. The next prime is 898543. The reversal of 898537 is 735898.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 735898 = 2 ⋅367949.

It is a cyclic number.

It is not a de Polignac number, because 898537 - 2⁷ = 898409 is a prime.

It is a Duffinian number.

898537 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 898537.

It is not an unprimeable number, because it can be changed into a prime (896537) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6639 + ... + 6772.

It is an arithmetic number, because the mean of its divisors is an integer number (228004).

2⁸⁹⁸⁵³⁷ is an apocalyptic number.

It is an amenable number.

898537 is a deficient number, since it is larger than the sum of its proper divisors (13479).

898537 is a wasteful number, since it uses less digits than its factorization.

898537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13478.

The product of its digits is 60480, while the sum is 40.

The square root of 898537 is about 947.9119157390. The cubic root of 898537 is about 96.4965948667.

The spelling of 898537 in words is "eight hundred ninety-eight thousand, five hundred thirty-seven".