697942 has 8 divisors (see below), whose sum is σ = 1196496. Its totient is φ = 299112.

The previous prime is 697937. The next prime is 697951. The reversal of 697942 is 249796.

697942 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 congruent number.

It is an unprimeable number.

697942 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24913 + ... + 24940.

It is an arithmetic number, because the mean of its divisors is an integer number (149562).

2⁶⁹⁷⁹⁴² is an apocalyptic number.

697942 is a deficient number, since it is larger than the sum of its proper divisors (498554).

697942 is a wasteful number, since it uses less digits than its factorization.

697942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49862.

The product of its digits is 27216, while the sum is 37.

The square root of 697942 is about 835.4292309945. The cubic root of 697942 is about 88.7033001682.

It can be divided in two parts, 69794 and 2, that added together give a palindrome (69796).

The spelling of 697942 in words is "six hundred ninety-seven thousand, nine hundred forty-two".