404697 has 8 divisors (see below), whose sum is σ = 542656. Its totient is φ = 268272.

The previous prime is 404693. The next prime is 404699. The reversal of 404697 is 796404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 404697 - 2² = 404693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588 + ... + 1074.

It is an arithmetic number, because the mean of its divisors is an integer number (67832).

2⁴⁰⁴⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

404697 is a deficient number, since it is larger than the sum of its proper divisors (137959).

404697 is a wasteful number, since it uses less digits than its factorization.

404697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 404697 is about 636.1579992423. The cubic root of 404697 is about 73.9679067067.

The spelling of 404697 in words is "four hundred four thousand, six hundred ninety-seven".