697420 has 12 divisors (see below), whose sum is σ = 1464624. Its totient is φ = 278960.

The previous prime is 697409. The next prime is 697423. The reversal of 697420 is 24796.

It is not an unprimeable number, because it can be changed into a prime (697423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17416 + ... + 17455.

It is an arithmetic number, because the mean of its divisors is an integer number (122052).

2⁶⁹⁷⁴²⁰ is an apocalyptic number.

It is an amenable number.

697420 is an abundant number, since it is smaller than the sum of its proper divisors (767204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

697420 is a wasteful number, since it uses less digits than its factorization.

697420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34880 (or 34878 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 697420 is about 835.1167583039. The cubic root of 697420 is about 88.6811805312.

The spelling of 697420 in words is "six hundred ninety-seven thousand, four hundred twenty".