897828343 has 2 divisors, whose sum is σ = 897828344. Its totient is φ = 897828342.

The previous prime is 897828331. The next prime is 897828403. The reversal of 897828343 is 343828798.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 897828343 - 2¹³ = 897820151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (897825343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448914171 + 448914172.

It is an arithmetic number, because the mean of its divisors is an integer number (448914172).

Almost surely, 2^897828343 is an apocalyptic number.

897828343 is a deficient number, since it is larger than the sum of its proper divisors (1).

897828343 is an equidigital number, since it uses as much as digits as its factorization.

897828343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2322432, while the sum is 52.

The square root of 897828343 is about 29963.7838565159. The cubic root of 897828343 is about 964.7121992476.

The spelling of 897828343 in words is "eight hundred ninety-seven million, eight hundred twenty-eight thousand, three hundred forty-three".