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495146 = 2298537
BaseRepresentation
bin1111000111000101010
3221011012202
41320320222
5111321041
614340202
74131401
oct1707052
9834182
10495146
11309013
121ba662
131444b2
14cc638
159ba9b
hex78e2a

495146 has 8 divisors (see below), whose sum is σ = 768420. Its totient is φ = 239008.

The previous prime is 495139. The next prime is 495149. The reversal of 495146 is 641594.

It can be written as a sum of positive squares in 2 ways, for example, as 469225 + 25921 = 685^2 + 161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4951462 = 490339122632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (495149) 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, 4211 + ... + 4326.

2495146 is an apocalyptic number.

495146 is a deficient number, since it is larger than the sum of its proper divisors (273274).

495146 is a wasteful number, since it uses less digits than its factorization.

495146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8568.

The product of its digits is 4320, while the sum is 29.

The square root of 495146 is about 703.6661140058. Note that the first 3 decimals coincide. The cubic root of 495146 is about 79.1123754573.

The spelling of 495146 in words is "four hundred ninety-five thousand, one hundred forty-six".

Divisors: 1 2 29 58 8537 17074 247573 495146