899537 has 2 divisors, whose sum is σ = 899538. Its totient is φ = 899536.

The previous prime is 899531. The next prime is 899611. The reversal of 899537 is 735998.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 802816 + 96721 = 896^2 + 311^2 .

It is a cyclic number.

It is not a de Polignac number, because 899537 - 2⁶ = 899473 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 899494 and 899503.

It is not a weakly prime, because it can be changed into another prime (899531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449768 + 449769.

It is an arithmetic number, because the mean of its divisors is an integer number (449769).

2⁸⁹⁹⁵³⁷ is an apocalyptic number.

It is an amenable number.

899537 is a deficient number, since it is larger than the sum of its proper divisors (1).

899537 is an equidigital number, since it uses as much as digits as its factorization.

899537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 41.

The square root of 899537 is about 948.4392442323. The cubic root of 899537 is about 96.5323792656.

The spelling of 899537 in words is "eight hundred ninety-nine thousand, five hundred thirty-seven".