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490349 = 598311
BaseRepresentation
bin1110111101101101101
3220220122002
41313231231
5111142344
614302045
74111406
oct1675555
9826562
10490349
11305452
121b7925
13142262
14ca9ad
159a44e
hex77b6d

490349 has 4 divisors (see below), whose sum is σ = 498720. Its totient is φ = 481980.

The previous prime is 490339. The next prime is 490367. The reversal of 490349 is 943094.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-490349 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490309) 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, 4097 + ... + 4214.

It is an arithmetic number, because the mean of its divisors is an integer number (124680).

2490349 is an apocalyptic number.

It is an amenable number.

490349 is a deficient number, since it is larger than the sum of its proper divisors (8371).

490349 is an equidigital number, since it uses as much as digits as its factorization.

490349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8370.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 490349 is about 700.2492413420. The cubic root of 490349 is about 78.8560643562.

The spelling of 490349 in words is "four hundred ninety thousand, three hundred forty-nine".

Divisors: 1 59 8311 490349