897766203 has 6 divisors (see below), whose sum is σ = 1197090804. Its totient is φ = 598476204.

The previous prime is 897766189. The next prime is 897766241. The reversal of 897766203 is 302667798.

It is not a de Polignac number, because 897766203 - 2¹⁰ = 897765179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (897766003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43248 + ... + 60546.

It is an arithmetic number, because the mean of its divisors is an integer number (199515134).

Almost surely, 2^897766203 is an apocalyptic number.

897766203 is a deficient number, since it is larger than the sum of its proper divisors (299324601).

897766203 is an frugal number, since it uses more digits than its factorization.

897766203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34601 (or 17302 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 897766203 is about 29962.7469201340. The cubic root of 897766203 is about 964.6899423579.

Multiplying 897766203 by its sum of digits (48), we get a square (43092777744 = 207588²).

Multiplying 897766203 by its product of nonzero digits (762048), we get a square (684140939463744 = 26156088²).

The spelling of 897766203 in words is "eight hundred ninety-seven million, seven hundred sixty-six thousand, two hundred three".