420294 has 16 divisors (see below), whose sum is σ = 960768. Its totient is φ = 120072.

The previous prime is 420293. The next prime is 420307. The reversal of 420294 is 492024.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 420294.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 420294.

It is not an unprimeable number, because it can be changed into a prime (420293) 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, 4962 + ... + 5045.

It is an arithmetic number, because the mean of its divisors is an integer number (60048).

2⁴²⁰²⁹⁴ is an apocalyptic number.

420294 is an abundant number, since it is smaller than the sum of its proper divisors (540474).

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

420294 is a wasteful number, since it uses less digits than its factorization.

420294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10019.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 420294 is about 648.3008560846. The cubic root of 420294 is about 74.9061938321.

The spelling of 420294 in words is "four hundred twenty thousand, two hundred ninety-four".