988697 has 8 divisors (see below), whose sum is σ = 1035840. Its totient is φ = 942480.

The previous prime is 988693. The next prime is 988711. The reversal of 988697 is 796889.

988697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 988697 - 2² = 988693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (988693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2822 + ... + 3152.

It is an arithmetic number, because the mean of its divisors is an integer number (129480).

2⁹⁸⁸⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

988697 is a deficient number, since it is larger than the sum of its proper divisors (47143).

988697 is a wasteful number, since it uses less digits than its factorization.

988697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463.

The product of its digits is 217728, while the sum is 47.

The square root of 988697 is about 994.3324393783. The cubic root of 988697 is about 99.6218048205.

The spelling of 988697 in words is "nine hundred eighty-eight thousand, six hundred ninety-seven".