497140 has 48 divisors (see below), whose sum is σ = 1233792. Its totient is φ = 164736.

The previous prime is 497137. The next prime is 497141. The reversal of 497140 is 41794.

497140 = 175² + 176² + ... + 189².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497141) 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, 7387 + ... + 7453.

It is an arithmetic number, because the mean of its divisors is an integer number (25704).

2⁴⁹⁷¹⁴⁰ 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 497140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616896).

497140 is an abundant number, since it is smaller than the sum of its proper divisors (736652).

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

497140 is a wasteful number, since it uses less digits than its factorization.

497140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 497140 is about 705.0815555664. The cubic root of 497140 is about 79.2184309042.

The spelling of 497140 in words is "four hundred ninety-seven thousand, one hundred forty".