Search a number
-
+
497941 = 4491109
BaseRepresentation
bin1111001100100010101
3221022001021
41321210111
5111413231
614401141
74142503
oct1714425
9838037
10497941
11310124
122001b1
13145852
14cd673
159c811
hex79915

497941 has 4 divisors (see below), whose sum is σ = 499500. Its totient is φ = 496384.

The previous prime is 497929. The next prime is 497957. The reversal of 497941 is 149794.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 149794 = 274897.

It can be written as a sum of positive squares in 2 ways, for example, as 119716 + 378225 = 346^2 + 615^2 .

It is a cyclic number.

It is not a de Polignac number, because 497941 - 27 = 497813 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 497897 and 497906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106 + ... + 1003.

It is an arithmetic number, because the mean of its divisors is an integer number (124875).

2497941 is an apocalyptic number.

It is an amenable number.

497941 is a deficient number, since it is larger than the sum of its proper divisors (1559).

497941 is a wasteful number, since it uses less digits than its factorization.

497941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558.

The product of its digits is 9072, while the sum is 34.

The square root of 497941 is about 705.6493463470. The cubic root of 497941 is about 79.2609540797.

The spelling of 497941 in words is "four hundred ninety-seven thousand, nine hundred forty-one".

Divisors: 1 449 1109 497941