897734 has 4 divisors (see below), whose sum is σ = 1346604. Its totient is φ = 448866.

The previous prime is 897727. The next prime is 897751. The reversal of 897734 is 437798.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 897734.

It is an unprimeable number.

897734 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224432 + ... + 224435.

It is an arithmetic number, because the mean of its divisors is an integer number (336651).

2⁸⁹⁷⁷³⁴ is an apocalyptic number.

897734 is a deficient number, since it is larger than the sum of its proper divisors (448870).

897734 is a wasteful number, since it uses less digits than its factorization.

897734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448869.

The product of its digits is 42336, while the sum is 38.

The square root of 897734 is about 947.4882585024. The cubic root of 897734 is about 96.4678407699.

The spelling of 897734 in words is "eight hundred ninety-seven thousand, seven hundred thirty-four".