697447 has 2 divisors, whose sum is σ = 697448. Its totient is φ = 697446.

The previous prime is 697441. The next prime is 697453. The reversal of 697447 is 744796.

697447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (697441) and next prime (697453).

It is a cyclic number.

It is not a de Polignac number, because 697447 - 2¹⁵ = 664679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (697441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348723 + 348724.

It is an arithmetic number, because the mean of its divisors is an integer number (348724).

2⁶⁹⁷⁴⁴⁷ is an apocalyptic number.

697447 is a deficient number, since it is larger than the sum of its proper divisors (1).

697447 is an equidigital number, since it uses as much as digits as its factorization.

697447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 697447 is about 835.1329235517. The cubic root of 697447 is about 88.6823249210.

It can be divided in two parts, 69744 and 7, that added together give a triangular number (69751 = T₃₇₃).

The spelling of 697447 in words is "six hundred ninety-seven thousand, four hundred forty-seven".