897828214223 has 2 divisors, whose sum is σ = 897828214224. Its totient is φ = 897828214222.

The previous prime is 897828214211. The next prime is 897828214247. The reversal of 897828214223 is 322412828798.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 897828214223 - 2¹⁰ = 897828213199 is a prime.

It is a super-2 number, since 2×897828214223² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (897128214223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448914107111 + 448914107112.

It is an arithmetic number, because the mean of its divisors is an integer number (448914107112).

Almost surely, 2^897828214223 is an apocalyptic number.

897828214223 is a deficient number, since it is larger than the sum of its proper divisors (1).

897828214223 is an equidigital number, since it uses as much as digits as its factorization.

897828214223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6193152, while the sum is 56.

The spelling of 897828214223 in words is "eight hundred ninety-seven billion, eight hundred twenty-eight million, two hundred fourteen thousand, two hundred twenty-three".