897543862 has 4 divisors (see below), whose sum is σ = 1346315796. Its totient is φ = 448771930.

The previous prime is 897543827. The next prime is 897543877. The reversal of 897543862 is 268345798.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224385964 + ... + 224385967.

It is an arithmetic number, because the mean of its divisors is an integer number (336578949).

Almost surely, 2^897543862 is an apocalyptic number.

897543862 is a deficient number, since it is larger than the sum of its proper divisors (448771934).

897543862 is a wasteful number, since it uses less digits than its factorization.

897543862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448771933.

The product of its digits is 2903040, while the sum is 52.

The square root of 897543862 is about 29959.0363997242. The cubic root of 897543862 is about 964.6102973327.

The spelling of 897543862 in words is "eight hundred ninety-seven million, five hundred forty-three thousand, eight hundred sixty-two".