997934 has 24 divisors (see below), whose sum is σ = 1846800. Its totient is φ = 401856.

The previous prime is 997933. The next prime is 997949. The reversal of 997934 is 439799.

It is a Curzon number.

It is a zygodrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 997891 and 997900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1367 + ... + 1965.

It is an arithmetic number, because the mean of its divisors is an integer number (76950).

2⁹⁹⁷⁹³⁴ is an apocalyptic number.

997934 is a deficient number, since it is larger than the sum of its proper divisors (848866).

997934 is a wasteful number, since it uses less digits than its factorization.

997934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632 (or 625 counting only the distinct ones).

The product of its digits is 61236, while the sum is 41.

The square root of 997934 is about 998.9664659036. The cubic root of 997934 is about 99.9310858526.

The spelling of 997934 in words is "nine hundred ninety-seven thousand, nine hundred thirty-four".