898874531 has 2 divisors, whose sum is σ = 898874532. Its totient is φ = 898874530.

The previous prime is 898874519. The next prime is 898874549. The reversal of 898874531 is 135478898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 898874531 - 2²⁶ = 831765667 is a prime.

It is a super-2 number, since 2×898874531² = 1615950844960939922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (898874551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449437265 + 449437266.

It is an arithmetic number, because the mean of its divisors is an integer number (449437266).

Almost surely, 2^898874531 is an apocalyptic number.

898874531 is a deficient number, since it is larger than the sum of its proper divisors (1).

898874531 is an equidigital number, since it uses as much as digits as its factorization.

898874531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 53.

The square root of 898874531 is about 29981.2363154023. The cubic root of 898874531 is about 965.0867617768.

The spelling of 898874531 in words is "eight hundred ninety-eight million, eight hundred seventy-four thousand, five hundred thirty-one".