898553 has 2 divisors, whose sum is σ = 898554. Its totient is φ = 898552.

The previous prime is 898549. The next prime is 898561. The reversal of 898553 is 355898.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 868624 + 29929 = 932^2 + 173^2 .

It is a cyclic number.

It is not a de Polignac number, because 898553 - 2² = 898549 is a prime.

It is not a weakly prime, because it can be changed into another prime (898523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449276 + 449277.

It is an arithmetic number, because the mean of its divisors is an integer number (449277).

2⁸⁹⁸⁵⁵³ is an apocalyptic number.

It is an amenable number.

898553 is a deficient number, since it is larger than the sum of its proper divisors (1).

898553 is an equidigital number, since it uses as much as digits as its factorization.

898553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 38.

The square root of 898553 is about 947.9203553042. The cubic root of 898553 is about 96.4971676261.

The spelling of 898553 in words is "eight hundred ninety-eight thousand, five hundred fifty-three".