404294 has 32 divisors (see below), whose sum is σ = 746496. Its totient is φ = 161920.

The previous prime is 404291. The next prime is 404309. The reversal of 404294 is 492404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8579 + ... + 8625.

It is an arithmetic number, because the mean of its divisors is an integer number (23328).

2⁴⁰⁴²⁹⁴ is an apocalyptic number.

404294 is a deficient number, since it is larger than the sum of its proper divisors (342202).

404294 is a wasteful number, since it uses less digits than its factorization.

404294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 404294 is about 635.8411751373. The cubic root of 404294 is about 73.9433459723.

404294 divided by its sum of digits (23) gives a triangular number (17578 = T₁₈₇).

Adding to 404294 its reverse (492404), we get a palindrome (896698).

It can be divided in two parts, 40 and 4294, that added together give a palindrome (4334).

The spelling of 404294 in words is "four hundred four thousand, two hundred ninety-four".