898429 has 4 divisors (see below), whose sum is σ = 1026784. Its totient is φ = 770076.

The previous prime is 898427. The next prime is 898439. The reversal of 898429 is 924898.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 898429 - 2¹ = 898427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 898391 and 898400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898421) 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, 64167 + ... + 64180.

It is an arithmetic number, because the mean of its divisors is an integer number (256696).

2⁸⁹⁸⁴²⁹ is an apocalyptic number.

It is an amenable number.

898429 is a deficient number, since it is larger than the sum of its proper divisors (128355).

898429 is a wasteful number, since it uses less digits than its factorization.

898429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128354.

The product of its digits is 41472, while the sum is 40.

The square root of 898429 is about 947.8549467086. The cubic root of 898429 is about 96.4927285634.

The spelling of 898429 in words is "eight hundred ninety-eight thousand, four hundred twenty-nine".