997702 has 8 divisors (see below), whose sum is σ = 1503936. Its totient is φ = 496392.

The previous prime is 997699. The next prime is 997727. The reversal of 997702 is 207799.

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

It is a congruent number.

It is an unprimeable 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 in 3 ways as a sum of consecutive naturals, for example, 673 + ... + 1564.

It is an arithmetic number, because the mean of its divisors is an integer number (187992).

2⁹⁹⁷⁷⁰² is an apocalyptic number.

997702 is a deficient number, since it is larger than the sum of its proper divisors (506234).

997702 is a wasteful number, since it uses less digits than its factorization.

997702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462.

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 997702 is about 998.8503391400. The cubic root of 997702 is about 99.9233412494.

The spelling of 997702 in words is "nine hundred ninety-seven thousand, seven hundred two".