697377 has 4 divisors (see below), whose sum is σ = 929840. Its totient is φ = 464916.

The previous prime is 697373. The next prime is 697379. The reversal of 697377 is 773796.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 697377 - 2² = 697373 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 697377.

It is not an unprimeable number, because it can be changed into a prime (697373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116227 + ... + 116232.

It is an arithmetic number, because the mean of its divisors is an integer number (232460).

2⁶⁹⁷³⁷⁷ is an apocalyptic number.

It is an amenable number.

697377 is a deficient number, since it is larger than the sum of its proper divisors (232463).

697377 is a wasteful number, since it uses less digits than its factorization.

697377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232462.

The product of its digits is 55566, while the sum is 39.

The square root of 697377 is about 835.0910130040. The cubic root of 697377 is about 88.6793579236.

The spelling of 697377 in words is "six hundred ninety-seven thousand, three hundred seventy-seven".