497420 has 96 divisors (see below), whose sum is σ = 1451520. Its totient is φ = 138240.

The previous prime is 497417. The next prime is 497423. The reversal of 497420 is 24794.

497420 = T₁₁ + T₁₂ + ... + T₁₄₃.

497420 is nontrivially palindromic in base 13.

497420 is a nontrivial binomial coefficient, being equal to C(22, 9).

It is an interprime number because it is at equal distance from previous prime (497417) and next prime (497423).

It is a self number, because there is not a number n which added to its sum of digits gives 497420.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 497420.

It is not an unprimeable number, because it can be changed into a prime (497423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26171 + ... + 26189.

It is an arithmetic number, because the mean of its divisors is an integer number (15120).

2⁴⁹⁷⁴²⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725760).

497420 is an abundant number, since it is smaller than the sum of its proper divisors (954100).

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

497420 is a wasteful number, since it uses less digits than its factorization.

497420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 497420 is about 705.2800862069. The cubic root of 497420 is about 79.2333006241.

It can be divided in two parts, 4974 and 20, that added together give a palindrome (4994).

The spelling of 497420 in words is "four hundred ninety-seven thousand, four hundred twenty".