Search a number
-
+
3490208 = 25293761
BaseRepresentation
bin1101010100000110100000
320120022122222
431110012200
51343141313
6202450212
741444351
oct15240640
96508588
103490208
111a74277
121203968
13952817
1466bd28
1548e208
hex3541a0

3490208 has 24 divisors (see below), whose sum is σ = 7110180. Its totient is φ = 1684480.

The previous prime is 3490199. The next prime is 3490217. The reversal of 3490208 is 8020943.

It is an interprime number because it is at equal distance from previous prime (3490199) and next prime (3490217).

It can be written as a sum of positive squares in 2 ways, for example, as 3489424 + 784 = 1868^2 + 28^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 953 + ... + 2808.

Almost surely, 23490208 is an apocalyptic number.

It is an amenable number.

3490208 is an abundant number, since it is smaller than the sum of its proper divisors (3619972).

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

3490208 is a wasteful number, since it uses less digits than its factorization.

3490208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800 (or 3792 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3490208 is about 1868.2098383212. The cubic root of 3490208 is about 151.6877245379.

The spelling of 3490208 in words is "three million, four hundred ninety thousand, two hundred eight".

Divisors: 1 2 4 8 16 29 32 58 116 232 464 928 3761 7522 15044 30088 60176 109069 120352 218138 436276 872552 1745104 3490208