697874 has 4 divisors (see below), whose sum is σ = 1046814. Its totient is φ = 348936.

The previous prime is 697831. The next prime is 697877. The reversal of 697874 is 478796.

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

It can be written as a sum of positive squares in only one way, i.e., 499849 + 198025 = 707^2 + 445^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 697874.

It is not an unprimeable number, because it can be changed into a prime (697877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174467 + ... + 174470.

2⁶⁹⁷⁸⁷⁴ is an apocalyptic number.

697874 is a deficient number, since it is larger than the sum of its proper divisors (348940).

697874 is a wasteful number, since it uses less digits than its factorization.

697874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348939.

The product of its digits is 84672, while the sum is 41.

The square root of 697874 is about 835.3885323608. The cubic root of 697874 is about 88.7004193079.

The spelling of 697874 in words is "six hundred ninety-seven thousand, eight hundred seventy-four".