897997683 has 8 divisors (see below), whose sum is σ = 1306178496. Its totient is φ = 544241000.

The previous prime is 897997679. The next prime is 897997687. The reversal of 897997683 is 386799798.

It is an interprime number because it is at equal distance from previous prime (897997679) and next prime (897997687).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 897997683 - 2² = 897997679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (897997687) 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 in 7 ways as a sum of consecutive naturals, for example, 13605993 + ... + 13606058.

It is an arithmetic number, because the mean of its divisors is an integer number (163272312).

Almost surely, 2^897997683 is an apocalyptic number.

897997683 is a deficient number, since it is larger than the sum of its proper divisors (408180813).

897997683 is a wasteful number, since it uses less digits than its factorization.

897997683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27212065.

The product of its digits is 41150592, while the sum is 66.

The square root of 897997683 is about 29966.6094678727. The cubic root of 897997683 is about 964.7728471043.

The spelling of 897997683 in words is "eight hundred ninety-seven million, nine hundred ninety-seven thousand, six hundred eighty-three".